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1.
Biomed Res Int ; 2019: 3726957, 2019.
Artigo em Inglês | MEDLINE | ID: mdl-30834263

RESUMO

OBJECTIVES: To evaluate the impact on metabolism, bleeding, and sexual function of Nexplanon, a subdermal implant. STUDY DESIGN: We recruited women (n=101) receiving the Nexplanon implant at two university centers in Italy between 2011 and 2016 into this prospective, observational, multicenter research trial. Participants completed the Interview for Ratings of Sexual Function (IRSF) and the Female Sexual Function Index (FSFI) questionnaires before and 3 and 6 months after the implant was inserted. In addition, all blood parameters were assessed at these visits. All women were given a menstrual diary card and a pictorial blood assessment chart to record daily any vaginal bleeding. RESULTS: The studied metabolic parameters remained in the normal range, showing no alarming modifications: minimal statistical reductions (in aspartate aminotransferase, alanine aminotransferase, total cholesterol, triglycerides, and activated partial thromboplastin time) and increases (in glucose and prothrombin activity) were observed. Changes in IRSF score over 6 months showed a significant increase in pleasure, personal initiative, orgasm, intensity of orgasm, and satisfaction, and a significant decrease in anxiety and discomfort. Mean Body Mass Index decreased, and the weekly frequency of sexual intercourse increased. CONCLUSIONS: Nexplanon showed not only a lower metabolic and bleeding impact, but also important positive effects on sexual function. It expands the range of possibilities for women, 38 and couples, in the modern concepts of sexual and reproductive wellbeing.


Assuntos
Desogestrel/administração & dosagem , Orgasmo/efeitos dos fármacos , Comportamento Sexual/efeitos dos fármacos , Hemorragia Uterina/tratamento farmacológico , Adulto , Alanina Transaminase/sangue , Aspartato Aminotransferases/sangue , Índice de Massa Corporal , Colesterol/sangue , Coito , Anticoncepcionais Femininos , Feminino , Humanos , Itália/epidemiologia , Menstruação/efeitos dos fármacos , Tempo de Tromboplastina Parcial , Satisfação Pessoal , Inquéritos e Questionários , Triglicerídeos/sangue , Hemorragia Uterina/sangue , Hemorragia Uterina/fisiopatologia , Adulto Jovem
2.
Ann Epidemiol ; 25(10): 723-9.e1, 2015 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-26123570

RESUMO

PURPOSE: To examine the association between folic acid (FA) supplementation obtained through either single FA tablets or multivitamins (MVs) and menstrual cycle characteristics among 5386 women aged 18-40 years, enrolled in an Internet-based study of Danish women attempting pregnancy during 2007-2011. METHODS: In a cross-sectional study, we used logistic regression to estimate odds ratios (ORs) and 95% confidence intervals (CIs) for the associations of FA supplementation with menstrual cycle regularity; short (<27 days), long (30-33 days), and very long (≥34 days) cycle lengths; and duration and intensity of menstrual bleeding. RESULTS: Compared with nonuse, FA supplementation was associated with reduced odds of short cycle length (OR = 0.80, 95% CI: 0.68-0.94) and a trend toward increased odds of very long cycle length (OR = 1.21, 95% CI: 0.87-1.68) compared with cycle length of 27-29 days. The inverse association with short cycle length was stronger among 18- to 30-year-old women (OR = 0.68, 95% CI: 0.53-0.87), nulliparous women (OR = 0.66, 95% CI: 0.52-0.84), and women who used both FA and MVs (OR = 0.75, 95% CI: 0.60-0.95). We found no clear association between FA supplementation and cycle regularity and duration and intensity of menstrual bleeding. CONCLUSIONS: FA supplementation was inversely associated with short menstrual cycle length. This association was strongest among women aged 18-30 years, nulliparous women, and women who used both FA and MVs.


Assuntos
Suplementos Nutricionais , Ácido Fólico/administração & dosagem , Ácido Fólico/farmacologia , Ciclo Menstrual/efeitos dos fármacos , Adolescente , Adulto , Fatores Etários , Anticoncepção , Estudos Transversais , Dinamarca , Feminino , Comportamentos Relacionados com a Saúde , Humanos , Modelos Logísticos , Menstruação/efeitos dos fármacos , Razão de Chances , Paridade , Fatores de Tempo , Adulto Jovem
3.
J Obstet Gynaecol Can ; 36(10): 915-924, 2014 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-25375306

RESUMO

OBJECTIVE: To provide a Canadian consensus document for health care providers with recommendations for menstrual suppression in patients with physical and/or cognitive challenges or those who are undergoing cancer treatment in whom menstruation may have a deleterious effect on their health. OPTIONS: This document reviews the options available for menstrual suppression, its specific indications, contraindications, and side effects, both immediate and long-term, and the investigations and monitoring necessary throughout suppression. OUTCOMES: Clinicians will be better informed about the options and indications for menstrual suppression in patients with cognitive and/or physical disabilities and patients undergoing chemotherapy, radiation, or other treatments for cancer. EVIDENCE: Published literature was retrieved through searches of Medline, EMBASE, OVID, and the Cochrane Library using appropriate controlled vocabulary and key words (heavy menstrual bleeding, menstrual suppression, chemotherapy/radiation, cognitive disability, physical disability, learning disability). Results were restricted to systematic reviews, randomized controlled trials, observation studies, and pilot studies. There were no language or date restrictions. Searches were updated on a regular basis and new material was incorporated into the guideline until September 2013. Grey (unpublished) literature was identified through searching websites of health technology assessment and health technology-related agencies, clinical practice guideline collections, clinical trial registries, and national and international medical specialty societies. VALUES: The quality of evidence was rated using the criteria described in the Report of the Canadian Task Force on Preventive Health Care (Table 1). BENEFITS, HARMS, AND COSTS: There is a need for specific guidelines on menstrual suppression in at-risk populations for health care providers. Recommendations 1. Menstrual suppression and therapeutic amenorrhea should be considered safe and viable options for women who need or want to have fewer or no menses. (II-2A) 2. Menstrual suppression should not be initiated in young women with developmental disabilities until after the onset of menses. (II-2B) 3. Combined hormonal or progesterone-only products can be used in an extended or continuous manner to obtain menstrual suppression. (I-A) 4. Gynaecologic consultation should be considered prior to the initiation of treatment in all premenopausal women at risk for abnormal uterine bleeding from chemotherapy. (II-1A) 5. Leuprolide acetate or combined hormonal contraception should be considered highly effective in preventing abnormal uterine bleeding when initiated prior to cancer treatment in premenopausal women at risk for thrombocytopenia. (II-2A).


Objectif : Offrir, aux fournisseurs de soins de santé, un document de consensus canadien comptant des recommandations pour ce qui est de la suppression menstruelle chez les patientes qui font face à des obstacles physiques et/ou cognitifs ou chez les patientes qui font l'objet d'un traitement contre le cancer et pour lesquelles les règles pourraient exercer un effet délétère sur la santé. Options : Le présent document analyse les options disponibles aux fins de la suppression menstruelle, les indications, les contre-indications et les effets indésirables (tant immédiats qu'à long terme) propres à cette dernière, et les explorations et le monitorage nécessaires tout au long de la suppression. Issues : Les cliniciens seront mieux renseignés au sujet des options et des indications propres à la suppression menstruelle chez les patientes qui présentent des déficiences cognitives et/ou physiques et chez les patientes qui font l'objet d'une chimiothérapie, d'une radiothérapie ou d'autres traitements contre le cancer. Résultats : La littérature publiée a été récupérée par l'intermédiaire de recherches menées dans Medline, EMBASE, OVID et The Cochrane Library au moyen d'un vocabulaire contrôlé et de mots clés appropriés (p. ex. « heavy menstrual bleeding ¼, « menstrual suppression ¼, « chemotherapy/radiation ¼, « cognitive disability ¼, « physical disability ¼, « learning disability ¼). Les résultats ont été restreints aux analyses systématiques, aux essais comparatifs randomisés, aux études observationnelles et aux études pilotes. Aucune restriction n'a été imposée en matière de langue ou de date. Les recherches ont été mises à jour de façon régulière et du nouveau matériel a été intégré à la directive clinique jusqu'en septembre 2013. La littérature grise (non publiée) a été identifiée par l'intermédiaire de recherches menées dans les sites Web d'organismes s'intéressant à l'évaluation des technologies dans le domaine de la santé et d'organismes connexes, dans des collections de directives cliniques, dans des registres d'essais cliniques et auprès de sociétés de spécialité médicale nationales et internationales. Valeurs : La qualité des résultats est évaluée au moyen des critères décrits dans le rapport du Groupe d'étude canadien sur les soins de santé préventifs (Tableau). Avantages, désavantages et coûts : La rédaction (à l'intention des fournisseurs de soins de santé) de lignes directrices traitant particulièrement de la suppression menstruelle au sein des populations exposées à des risques s'avère nécessaire. Recommandations 1. La suppression menstruelle et l'aménorrhée thérapeutique devraient être considérées comme étant des options sûres et viables pour les femmes qui doivent ou qui souhaitent obtenir une atténuation ou l'élimination de leurs règles. (II-2A) 2. Chez les jeunes femmes qui présentent des déficiences sur le plan du développement, la suppression menstruelle ne devrait être mise en œuvre qu'après l'apparition des premières règles. (II-2B) 3. Des agents hormonaux combinés ou ne contenant que de la progestérone peuvent être utilisés de façon prolongée ou continue aux fins de l'obtention d'une suppression menstruelle. (I-A) 4. La tenue d'une consultation en gynécologie devrait être envisagée avant la mise en œuvre d'un traitement chez toutes les femmes préménopausées qui sont exposées au risque de connaître des saignements utérins anormaux attribuables à la chimiothérapie. (II-1A) 5. L'acétate de leuprolide ou la contraception hormonale combinée devraient être considérés comme des moyens grandement efficaces d'assurer la prévention des saignements utérins anormaux, lorsqu'ils sont mis en œuvre avant l'administration d'un traitement anticancéreux chez des femmes préménopausées exposées à un risque de thrombocytopénie. (II-2A).


Assuntos
Anticoncepcionais Femininos/administração & dosagem , Ciclo Menstrual/efeitos dos fármacos , Menstruação/efeitos dos fármacos , Canadá , Feminino , Humanos , Medicina de Precisão
4.
Reprod Biomed Online ; 29(5): 573-80, 2014 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-25246112

RESUMO

Anti-Müllerian hormone (AMH) levels fall during chemotherapy. Treatment-induced amenorrhoea is a reversible phenomenon, but few data are available on long-term AMH changes in breast cancer. The aim of the study was to describe serum AMH levels before, during and in the long term after chemotherapy, and to show a potential AMH recovery. Between May 2010 and June 2011, we selected 134 women aged 18-43 years at the time of breast cancer diagnosis who received chemotherapy between 2005 and 2011, and had not undergone an oophorectomy or had previous cytotoxic treatment. The AMH levels were assessed before, during and 4 months to 5.5 years after the end of chemotherapy. During chemotherapy, AMH was undetectable in 69% of women. After chemotherapy, a significant increase in AMH was found, with an average magnitude of +1.2% per month (95% credibility interval: 0.7 to 1.6). Older age and 12 months of amenorrhoea were found to be associated with a lower AMH recovery rate, whereas baseline AMH and number of chemotherapy cycles were not. The process of AMH changes during and after chemotherapy is dynamic, and shows recovery after ovarian injury. Caution should be exercised in interpreting individual AMH assessment in this context.


Assuntos
Hormônio Antimülleriano/sangue , Neoplasias da Mama/complicações , Neoplasias da Mama/tratamento farmacológico , Reserva Ovariana/efeitos dos fármacos , Ovário/efeitos dos fármacos , Adolescente , Adulto , Amenorreia/induzido quimicamente , Antineoplásicos/efeitos adversos , Feminino , Humanos , Menstruação/efeitos dos fármacos , Ovariectomia , Estudos Retrospectivos , Fatores de Tempo , Resultado do Tratamento , Adulto Jovem
5.
Contraception ; 88(3): 426-30, 2013 Sep.
Artigo em Inglês | MEDLINE | ID: mdl-23477500

RESUMO

BACKGROUND: There is a lack of information concerning the decision factors and sources of information influencing women who purposefully deviate from the prescribed use of their combined hormone contraceptives to exert elective control of their scheduled bleeding. STUDY DESIGN: A self-administered email survey of scheduled bleeding practices and beliefs was distributed to 11,900 female students at the University of Oregon. Assessment of survey participant characteristics, scheduled bleeding manipulation features and attitudes and knowledge toward hormonal contraception was analyzed. RESULTS: Of 1719 respondents to the survey, 1374 (79.9%) reported using combined hormonal contraception currently or recently. Approximately 17% of these women altered their scheduled bleeding pattern by deviating from package instructions. Of these, 50% indicated they delayed or skipped their scheduled bleeding for convenience or personal choice. Within this group, 47% of women indicated they learned to modify their scheduled bleeding from health care professionals, while 30% indicated such knowledge was obtained from family or friends. Characteristics that decreased the likelihood of this practice included being of Asian race, use of hormonal contraceptive for bleeding cycle regulation, following a regular exercise program, and personal preference for a monthly cycle. CONCLUSIONS: The majority of university females who choose to modify their scheduled bleeding cycle with combined hormonal contraceptives do so for convenience rather than to avoid menstrual symptoms, and many learn from nonmedical sources. There is some disparity between the preferences of menstruation frequency and actual scheduled bleeding pattern behaviors, suggesting potential for improvement in patient education.


Assuntos
Anticoncepcionais Orais Combinados/administração & dosagem , Anticoncepcionais Orais Hormonais/administração & dosagem , Menstruação/efeitos dos fármacos , Adolescente , Tomada de Decisões , Feminino , Conhecimentos, Atitudes e Prática em Saúde , Humanos , Menstruação/fisiologia , Educação de Pacientes como Assunto , Estudantes , Inquéritos e Questionários , Universidades , Adulto Jovem
6.
J Ethnopharmacol ; 114(1): 92-101, 2007 Oct 08.
Artigo em Inglês | MEDLINE | ID: mdl-17826926

RESUMO

Investigation on the medical ethnobotany of the Q'eqchi Maya of Livingston, Izabal, Guatemala, was undertaken in order to explore Q'eqchi perceptions, attitudes, and treatment choices related to women's health. Through participant observation and interviews a total of 48 medicinal plants used to treat conditions related to pregnancy, childbirth, menstruation, and menopause were collected and identified followed by the evaluation of 20 species in bioassays relevant to women's health. Results of field interviews indicate that Q'eqchi cultural perceptions affect women's health experiences while laboratory results (estrogen receptor and serotonin receptor binding assays) provide a scientific correlation between empirical medicinal plant use among the Q'eqchi and the pharmacological basis for their administration. These data can contribute to Guatemala's national effort to promote a complementary relationship between traditional Maya medicine and public health services and can serve as a basis for further pharmacology and phytochemistry on Q'eqchi medicinal plants for the treatment of women's health conditions.


Assuntos
Indígenas Centro-Americanos/etnologia , Medicina Tradicional , Extratos Vegetais/uso terapêutico , Plantas Medicinais , Saúde da Mulher , Atitude Frente a Saúde , Bioensaio , Coleta de Dados , Pesquisa Empírica , Feminino , Guatemala/etnologia , Humanos , Trabalho de Parto/efeitos dos fármacos , Menopausa/efeitos dos fármacos , Menstruação/efeitos dos fármacos , Fitoterapia , Gravidez , Receptores de Estrogênio/metabolismo , Receptores de Serotonina/metabolismo
7.
Contraception ; 75(6): 444-9, 2007 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-17519150

RESUMO

OBJECTIVE: The study was conducted to assess hormone withdrawal symptoms, patient acceptance and occurrence and management of bleeding with an extended oral contraceptive (OC) regimen. METHODS: Subjects were placed on an OC containing 3 mg drosperinone (DRSP) and 30 microg ethinyl estradiol (EE), in the standard 21/7 fashion for two cycles, before converting to an extended pattern of OC for women who indicated they had menstrually related symptoms such as headaches, cramping and mood swings (52 weeks with phone-call follow-up 6 months later). Daily assessments of bleeding, headache, pelvic pain, mood and number of pain pills were recorded. Results are reported as means with S.E., and values were compared using analysis of variance with Dunnett's post hoc test for comparison with 21/7 cycle, Duncan's post hoc test for comparison of changes during the course of the extended regimen and Pearson's chi-square for comparison of proportions. RESULTS: Of the 111 women who began the extended OC regimen, 80 completed 1 year of use. Mood scores, headache scores and pelvic pain were all improved in the extended OC intervals, compared to the 21/7 cycle (p<.001 for all comparisons). Improvement in symptoms persisted throughout the 1 year extended regimen. The findings indicated that 53.7% of subjects had no breakthrough bleeding or breakthrough spotting (BTB/BTS) during any given 28-day interval of the extended regimen. BTB/BTS decreased in the second half compared to the first half of the extended regimen. To manage BTB/BTS, instituting a 3-day hormone-free interval (HFI) was significantly more effective than continuing OCs (p<.001). At the 6-month follow-up, most subjects had continued the extended regimen on their own with a high level of satisfaction. CONCLUSIONS: An extended OC regimen containing DRSP/EE significantly improved mood, headaches and pelvic pain scores throughout the 1 year of use, compared to a 21/7 cycle. Sustained BTB/BTS episodes occurred in 45 subjects (56%), decreasing in the second half of the study and effectively managed with a 3-day HFI.


Assuntos
Anticoncepcionais Orais Combinados/administração & dosagem , Menstruação/efeitos dos fármacos , Satisfação do Paciente , Afeto/efeitos dos fármacos , Androstenos/administração & dosagem , Anticoncepcionais Orais Combinados/efeitos adversos , Esquema de Medicação , Etinilestradiol/administração & dosagem , Feminino , Cefaleia , Humanos , Dor Pélvica/tratamento farmacológico , Estudos Prospectivos , Texas , Resultado do Tratamento
8.
Contraception ; 75(6): 450-3, 2007 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-17519151

RESUMO

OBJECTIVE: The study was conducted to determine women's preferences about menstrual bleeding patterns and their willingness to manipulate bleeding with contraception. STUDY DESIGN: Women presenting for routine obstetric and gynecologic care at two US locations (Portland, OR, and Atlanta, GA) were offered a self-administered, anonymous survey. A validated survey tool was used. RESULTS: Valid surveys from 292 women were obtained. Mean age was 27 years (SD 8.0). We were unable to separate geographic vs. racial differences in responses because race significantly differed between sites (p<.001). The populations surveyed were predominantly black in Georgia (88%, 58/66) and white in Oregon (83%, 142/172). Overall, the majority of women did not like their menstrual period (69%, 190/275) and preferred a menstrual frequency of every 3 months or never (58%, 164/281) with no differences between racial groups. When asked if they would consider using a birth control method that stopped their menstrual periods, 40% (111/278) reported yes, 28% (78/278) reported no and 32% (89/278) were undecided. However, significantly fewer black than white women would consider a birth control method to stop their menstrual periods (29% vs. 49%, p=.006). CONCLUSIONS: Although the majority of US women surveyed dislike menstruation and prefer less frequent or no menstrual periods, black women were less accepting than white women of contraception that induces amenorrhea.


Assuntos
Anticoncepcionais Orais Combinados/administração & dosagem , Características Culturais , Menstruação/efeitos dos fármacos , Menstruação/etnologia , Aceitação pelo Paciente de Cuidados de Saúde , Adulto , População Negra/psicologia , Feminino , Inquéritos Epidemiológicos , Humanos , Menstruação/psicologia , Estados Unidos/epidemiologia , População Branca/psicologia
9.
Am J Primatol ; 69(8): 901-16, 2007 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-17294431

RESUMO

Vervet monkeys (Chlorocebus aethiops) are Old World nonhumans that display attenuated menstruation that requires detection by vaginal swab. The physiology underlying attenuated menstruation in this species has not been previously studied. To fill this gap, we evaluated endometrial cell proliferation, steroid receptor localization and expression of menstruation-associated matrix metalloproteinase (MMP) enzymes in vervets during natural and artificial menstrual cycles. The artificial cycles were induced by sequentially treating ovariectomized animals with estradiol (E(2)) and progesterone (P). Because menstrual flow is exceptionally light in this species, menses was detected by vaginal swab. We found that both natural and artificially cycled animals menstruated 3-5 days after the decline of P at the end of the cycle. As in other primates, P withdrawal at the end of artificial cycles triggered endometrial expression of MMPs, including MMP-1, 2, 3, 7, 10, 11, 13 and 26 transcripts. In both the natural and artificial menstrual cycle, menstrual sloughing was restricted to the upper one-fourth of the endometrium, and MMP-1 and 2 were strongly expressed by the stroma of the sloughing zone. MMP-7 was localized in the endometrial glands during late menses. As in macaques, epithelial cell proliferation was localized to the functionalis zone during the estrogen-dominated proliferative phase and to the basalis zone glands during the P-dominated secretory phase. Regulation of estrogen and progestin (or estradiol and progesterone) receptors was similar to that reported for macaques. Because strong similarities exist between the endometrium of vervets, macaques and women, we conclude that vervets can provide a useful animal model for studies on hormone regulation of menstruation.


Assuntos
Chlorocebus aethiops/fisiologia , Menstruação/fisiologia , Animais , Diferenciação Celular , Proliferação de Células , Chlorocebus aethiops/metabolismo , Endométrio/citologia , Endométrio/metabolismo , Estradiol/farmacologia , Feminino , Metaloproteinases da Matriz/metabolismo , Menstruação/efeitos dos fármacos , Menstruação/metabolismo , Progesterona/farmacologia , Receptores de Esteroides/metabolismo , Útero/anatomia & histologia , Útero/citologia , Útero/metabolismo
10.
Contraception ; 75(1): 4-10, 2007 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-17161116

RESUMO

Initially approved for use in the United States nearly 50 years ago, oral hormonal contraceptives containing both estrogen and progestin have undergone steady improvements in safety and convenience. Concurrent with improvements in safety associated with decreasing doses of both steroids, there has been an increased incidence of unscheduled bleeding and spotting. There exist no standards regarding data collection techniques and methods, and reporting and analysis of bleeding and spotting events during combined hormonal contraceptive (CHC) trials. For the regulatory review of hormonal contraceptives, data regarding the incidence of bleeding and spotting events are not included in either of the traditional categories of efficacy and safety. Standardization of methods for collecting and analyzing data about cycle control in all clinical trials of CHCs is long overdue. Until such standards are developed and implemented, clinicians need to familiarize themselves with the techniques used in each study in order to provide correct information to their patients about the frequency of bleeding and spotting associated with different formulations and delivery systems.


Assuntos
Anticoncepcionais Orais Combinados/efeitos adversos , Anticoncepcionais Orais Hormonais/efeitos adversos , Menstruação/efeitos dos fármacos , Metrorragia/induzido quimicamente , Anticoncepcionais Orais Combinados/administração & dosagem , Anticoncepcionais Orais Hormonais/administração & dosagem , Relação Dose-Resposta a Droga , Feminino , Humanos , Menstruação/fisiologia , Metrorragia/epidemiologia , Segurança
11.
J Midwifery Womens Health ; 49(6): 520-8, 2004.
Artigo em Inglês | MEDLINE | ID: mdl-15544981

RESUMO

Many women are familiar with the experience of dysmenorrhea, which can contribute to significant physical and emotional distress and life disruption. However, women may not seek professional expertise in their attempt to alleviate this condition. It is important to assess the beliefs and experiences of all women with dysmenorrhea, including adolescents, as early in gynecologic care as possible. This article reviews the management of primary dysmenorrhea. Midwives can provide valuable assistance to women in their explorations of the variety of treatment options available for the relief of dysmenorrhea, including lifestyle changes, complementary and alternative approaches, analgesics, and hormones.


Assuntos
Dismenorreia/tratamento farmacológico , Dismenorreia/enfermagem , Tocologia/métodos , Avaliação em Enfermagem/métodos , Medição da Dor/enfermagem , Saúde da Mulher , Anti-Inflamatórios não Esteroides/uso terapêutico , Inibidores de Ciclo-Oxigenase/uso terapêutico , Dismenorreia/prevenção & controle , Feminino , Humanos , Menstruação/efeitos dos fármacos , Papel do Profissional de Enfermagem , Relações Enfermeiro-Paciente , Avaliação em Enfermagem/normas , Pesquisa Metodológica em Enfermagem , Medição da Dor/métodos , Educação de Pacientes como Assunto/métodos , Fatores de Risco
12.
Drugs ; 64(21): 2447-62, 2004.
Artigo em Inglês | MEDLINE | ID: mdl-15482002

RESUMO

The conventional regimen of oral contraceptive (OC) use mimics the natural cycles by causing regular withdrawal bleeding, which can be avoided by omission of the hormone-free interval of 7 days. Consequently, long-cycle regimens with continuous administration of OCs for 3 or 6 months followed by a hormone-free interval of 7 days may reduce the frequency of menstruations and cycle-dependent complaints. Surveys have revealed that, despite a higher rate of irregular bleeding, the majority of women prefer the long-cycle regimen to the conventional OC regimen with regular bleeds every 4 weeks because it may improve quality of life. As this regimen increases the contraceptive efficacy to a large degree, continuous treatment with OCs may prevent unintended pregnancies in women who miss a pill or are concomitantly treated with drugs that are able to impair the efficacy of OCs. Postponement of withdrawal bleeding may also reduce or prevent menses-associated disorders such as hypermenorrhoea and dysmenorrhoea, and have beneficial effects in patients with haemorrhagic diathesis, endometriosis, uterine leiomyoma and polycystic ovary syndrome. Continuous use of OCs prevents the cyclic fluctuations of serum levels of ethinylestradiol and progestogen and, hence, the cyclic variations of metabolic serum parameters. Although the long-cycle regimen is initially associated with an elevated rate of irregular bleeding, the total number of bleeding days that require sanitary product protection is lower than during conventional OC treatment. Many physicians tend to prescribe extended OC cycles for postponement of menstruation or reduction of frequency of regular bleeding. This review summarises and examines the available data on OC long-cycle regimens. The data suggest that the rate of treatment-related side effects with OCs according to the long-cycle regimen is similar to that of conventional OC regimens. However, clinical trials are necessary to assess the impact of long-term OC long cycles on safety, particularly the risk of cancer and cardiovascular disease, and fertility after discontinuation of treatment.


Assuntos
Anticoncepcionais Orais , Endometriose/tratamento farmacológico , Menstruação , Síndrome do Ovário Policístico/tratamento farmacológico , Adolescente , Adulto , Anticoncepcionais Orais/efeitos adversos , Anticoncepcionais Orais/economia , Anticoncepcionais Orais/uso terapêutico , Endometriose/fisiopatologia , Feminino , Humanos , Menstruação/efeitos dos fármacos , Menstruação/psicologia , Pessoa de Meia-Idade , Síndrome do Ovário Policístico/fisiopatologia , Ensaios Clínicos Controlados Aleatórios como Assunto
13.
Hum Reprod ; 18(2): 299-304, 2003 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-12571165

RESUMO

BACKGROUND: Recognition of the importance of insulin resistance in clomiphene-resistant women with polycystic ovary syndrome (PCOS) has led to the use of insulin sensitizers. METHODS: A randomized, controlled trial was conducted to compare efficacy of sequential treatment with metformin and clomiphene citrate with conventional gonadotrophins. Sixty clomiphene-resistant women with PCOS were randomized to two groups (n = 30 each), using computer-generated tables. Group I received metformin for 6 months, followed by ovulation induction with clomiphene citrate; group II received hMG for ovulation induction. Hormonal profiles were evaluated at the onset and after completion of treatment. RESULTS: There was no significant difference in pregnancy rates between the two groups (16.7 versus 23.3%). In group I, there was a significant improvement in menstrual function and ovulation after treatment (40%, P < 0.001; and 46.7%, P < 0.001), with a significant decrease in fasting insulin levels (P < 0.05). There were no changes in other biochemical parameters. The ovulation rate in group II was 43.3%, with a high drop-out rate. The cost-effective analysis for medications per pregnancy in group I was US$ 71 +/- 3 versus US$ 277 +/- 171 in group II. CONCLUSIONS: Sequential treatment with metformin and clomiphene citrate is an effective and safe option for clomiphene-resistant women with PCOS.


Assuntos
Clomifeno/uso terapêutico , Fármacos para a Fertilidade Feminina/uso terapêutico , Metformina/uso terapêutico , Indução da Ovulação , Síndrome do Ovário Policístico/tratamento farmacológico , Adulto , Análise Custo-Benefício , Resistência a Medicamentos , Quimioterapia Combinada , Jejum/sangue , Feminino , Custos de Cuidados de Saúde , Humanos , Insulina/sangue , Menotropinas/uso terapêutico , Menstruação/efeitos dos fármacos , Ovulação/efeitos dos fármacos , Gravidez , Taxa de Gravidez
15.
Int J Gynaecol Obstet ; 83 Suppl 2: S59-66, 2003 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-14763187

RESUMO

OBJECTIVE: Investigate effectiveness, safety and endometrial pattern after QS. METHOD: This study began in March 1999 and ended March 18, 2003; 128 women received transcervical insertions of quinacrine. Follow-up visits with ultrasound were scheduled at 1, 3, 6, 12-month intervals. RESULTS: Two pregnancies occurred, one at 25 months, the other at 37. Adverse events (AE) were: yellow vaginal discharge, headache, mild abdominal pain, vaginal pruritus, nausea and transient decrease in endometrial thickness. One patient had allergic reaction. A third insertion was done in case of vaginal bleeding (16.4%). One year after QS 10% still had amenorrhea, which may be the result of the fact that 73% of our patients had received DMPH. Once inside the uterus, the dissolved quinacrine could be seen within seconds, via ultrasound as a "Lake of Quinacrine" which stays for up to two hours. Frequently, a transverse vaginal ultrasonographic view of the uterine cavity showed plug-like echogenic points at the cornua. CONCLUSION: Quinacrine sterilization is safe and effective. The echogenic points need to be more thoroughly studied in order to affirm whether ultrasonography may identify the blockage of the tubes. Since early pregnancy is due to imperfect tubal closure, the use of ultrasound may prevent failure. However, pregnancy due to later recanalization cannot be avoided.


Assuntos
Endométrio/efeitos dos fármacos , Endométrio/diagnóstico por imagem , Menstruação/efeitos dos fármacos , Quinacrina/efeitos adversos , Substâncias para o Controle da Reprodução/efeitos adversos , Esterilização Tubária , Adulto , Implantes de Medicamento , Feminino , Seguimentos , Humanos , Pessoa de Meia-Idade , Gravidez , Estudos Prospectivos , Quinacrina/administração & dosagem , Substâncias para o Controle da Reprodução/administração & dosagem , Ultrassonografia
16.
Curr Womens Health Rep ; 2(6): 434-8, 2002 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-12429077

RESUMO

Medically induced amenorrhea has been used successfully in women who have medical conditions that worsen during menstruation. Menstrual suppression through the use of continuous oral contraceptives has been proven to be safe, effective, and extremely acceptable to women. Women without medical indications for menstrual suppression may find medically induced amenorrhea to be a significant improvement in their quality of life. Greater satisfaction with use of oral contraception may encourage compliance and increase the prevalence of pill-related health benefits.


Assuntos
Amenorreia/induzido quimicamente , Anticoncepcionais Orais Hormonais/administração & dosagem , Anticoncepcionais Orais Hormonais/efeitos adversos , Menstruação/efeitos dos fármacos , Anticoncepcionais Orais Hormonais/uso terapêutico , Análise Custo-Benefício , Esquema de Medicação , Feminino , Humanos
17.
Adv Contracept ; 14(1): 1-13, 1998 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-9587004

RESUMO

Contraceptive implants are increasingly being used for fertility regulation all over the world. Reversible long-term use is their most appealing feature for many users. They have the practical advantage of overcoming the risks of user failure and low continuation rates associated with other methods that require continuous attention or motivation. Disruption of menstruation, complications of insertion and removal, and infection at implant site, constitute the majority of adverse effects associated with contraceptive implants. This article reviews these various common adverse effects associated with contraceptive implants and their possible management and prevention. In addition, we also discuss very rare events, like psychiatric disorders, pseudotumor cerebri, thrombotic, thrombocytopenic purpura and thrombocytopenia, that have been reported by some researchers. Further surveillance and research is necessary to determine if these rare adverse events are causally related to contraceptive implants. Until such a time, providers of contraceptive implants should be more selective in prescribing the contraceptive implants, especially in women with a history of and/or risk factors for stroke, cerebral and coronary heart disease, thrombocytopenia and pseudotumor cerebri.


Assuntos
Anticoncepcionais Femininos/efeitos adversos , Implantes de Medicamento/efeitos adversos , Distúrbios Menstruais/induzido quimicamente , Adolescente , Adulto , Glicemia/análise , Glicemia/efeitos dos fármacos , Glicemia/metabolismo , Pressão Sanguínea/efeitos dos fármacos , Peso Corporal/efeitos dos fármacos , Depressão/induzido quimicamente , Feminino , Cefaleia/diagnóstico , Humanos , Infecções/etiologia , Metabolismo dos Lipídeos , Lipídeos/sangue , Menstruação/efeitos dos fármacos , Distúrbios Menstruais/prevenção & controle , Distúrbios Menstruais/terapia , Cistos Ovarianos/induzido quimicamente , Gravidez , Gravidez Ectópica/induzido quimicamente , Pseudotumor Cerebral/induzido quimicamente , Púrpura Trombocitopênica Trombótica/induzido quimicamente , Trombocitopenia/induzido quimicamente
18.
Pediatr Ann ; 24(4): 203-7, 1995 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-7596649

RESUMO

There are currently more options available to pediatricians caring for sexually active adolescents who wish to prevent pregnancy. The two progestin-only methods, levonorgestrel subdermal implants and DMPA injections, minimize or entirely remove the obstacle of patient compliance from contraceptive efficacy. Adolescents considering a progestin-only method of contraception should be counseled explicitly about the likelihood of menstrual irregularity with use. Perhaps more importantly, adolescents should be reminded that hormonal methods of contraception do not provide protection from sexually transmitted disease. Thus, male condom use should not only be recommended, but also concrete discussion and instruction on appropriate use should be given.


PIP: Two new progestin-only contraceptive methods--levonorgestrel subdermal implants and Depo-Provera injection--have the potential to overcome adolescents' traditional poor compliance with family planning methods. Both methods provide safe, highly effective, reversible fertility control, but require virtually no ongoing patient compliance. The levonorgestrel implants provide continuous contraception for up to five years and have a failure rate under 1%. The primary side effect is an alteration in menstrual patterns: prolonged bleeding in 40%, irregular bleeding in 38%, intermenstrual spotting in 32%, more frequent bleeding in 16%, and amenorrhea in 12%. An average weight gain of five pounds over the five-year period of use is expectable given the appetite stimulation associated with progestins. Depo-Provera, injected every three months, has a failure rate of 0.1-0.7% in the first year of use. Amenorrhea is the most commonly reported menstrual side effect. Although both methods are highly effective in preventing pregnancy, they confer no protection against sexually transmitted diseases; thus, adolescent acceptors should be counseled to use condoms concomitantly.


Assuntos
Comportamento Contraceptivo , Dispositivos Anticoncepcionais/estatística & dados numéricos , Levanogestrel , Adolescente , Comportamento do Adolescente , Densidade Óssea/efeitos dos fármacos , Dispositivos Anticoncepcionais/economia , Feminino , Humanos , Levanogestrel/efeitos adversos , Levanogestrel/economia , Levanogestrel/farmacologia , Acetato de Medroxiprogesterona/efeitos adversos , Acetato de Medroxiprogesterona/economia , Acetato de Medroxiprogesterona/farmacologia , Menstruação/efeitos dos fármacos , Metabolismo/efeitos dos fármacos , Comportamento Sexual , Neoplasias do Colo do Útero/etiologia
19.
Pediatr Ann ; 24(4): 211-6, 1995 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-7596650

RESUMO

PIP: Recent advances in contraceptive technology offer US adolescent females the potential to reduce their risk of unwanted pregnancy and sexually transmitted diseases (STDs) without unacceptable side effects. Newly developed oral contraceptives that contain the progestins desogestrel or norgestimate (Desogen, Ortho-Cept, Ortho-Cyclen, and Ortho Tri-Cyclen) have fewer metabolic and androgen-related side effects yet maintain the progestational suppression of ovulation and the endometrium. The failure rate for these progestin pills is under 1%. A Sunday start regimen may be most appropriate for adolescents who have intercourse on weekends. To avoid discontinuation, adolescents should be counseled that breakthrough bleeding may occur for the first three cycles. Also recommended for use by adolescents is the new female condom--the only female-controlled method that confers protection against both pregnancy and STDs. With careful, consistent use, the female condom has a failure rate of 2.6% in the first six months.^ieng


Assuntos
Anticoncepcionais Femininos , Anticoncepcionais Orais Hormonais , Progestinas , Progestinas/farmacologia , Adolescente , Preservativos/estatística & dados numéricos , Anticoncepcionais Femininos/economia , Anticoncepcionais Orais Hormonais/economia , Feminino , Humanos , Ciclo Menstrual/efeitos dos fármacos , Menstruação/efeitos dos fármacos , Metabolismo/efeitos dos fármacos , Gravidez , Gravidez na Adolescência , Progestinas/economia
20.
Contraception ; 42(1): 97-109, 1990 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-2117517

RESUMO

The effectiveness of three drugs in controlling prolonged bleeding in the first year of NORPLANT implants use was tested. The drugs were levonorgestrel (L-Ng, 0.03 mg twice a day for 20 days), ethinylestradiol (EE, 0.05 mg per day for 20 days) and ibuprofen (Ib, 800 mg three times a day for 5 days) and were given orally. A control group received a placebo (PL, one pill of lactose for 20 days). Treatment should start each time a woman experienced eight consecutive days of bleeding or spotting. The 183 volunteers were not aware of the drug administered. A daily record of bleeding and spotting and of treatment intake was maintained. One-hundred-forty women completed the study period; 60 never used the prescribed treatment. Women treated with the three test drugs had significantly fewer bleeding and spotting days during the treated month and also throughout the study year than women using the placebo. The mean number of bleeding plus spotting days per actually treated subject in the first year was 77, 94, 101 and 129 days for the EE, Ib, L-Ng and PL groups, respectively. The administration of EE might help in the management of prolonged bleeding during the first year of NORPLANT implants use.


Assuntos
Anticoncepcionais Femininos/farmacologia , Etinilestradiol/farmacologia , Menstruação/efeitos dos fármacos , Norgestrel/farmacologia , Administração Oral , Adolescente , Adulto , Anticoncepcionais Femininos/efeitos adversos , Anticoncepcionais Orais/farmacologia , Implantes de Medicamento , Estudos de Avaliação como Assunto , Feminino , Humanos , Ibuprofeno/farmacologia , Levanogestrel , Norgestrel/efeitos adversos
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