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1.
J Endocr Soc ; 8(5): bvae042, 2024 Mar 12.
Artículo en Inglés | MEDLINE | ID: mdl-38515583

RESUMEN

Context: Despite a high prevalence of obesity in the veteran population, antiobesity medications (AOMs) have been underused in the Veterans Health Administration. Real-world reports on outcomes when AOMs have been used in veterans is limited. Objective: To analyze weight loss outcomes from a local Veterans Health Administration pharmacotherapy-based weight management clinic (WMC). Methods: This was a retrospective cohort study of veterans enrolled in a local WMC for 15 months from August 2016 through September 2018 and followed through November 2019. Patients were offered 1 of 5 available AOMs based on their comorbidities. Factors associated with weight loss (5% or more weight loss) were assessed. Key results: A total of 159 patients were seen in a WMC, 149 (93.7%) veterans were prescribed an AOM, and 129 returned for follow-up. Overall, 61/129 (47%) patients achieved 5% or greater weight loss and 28/129 (22%) achieved 10% or greater weight loss within 15 months. Clinically significant weight loss (%) over the first 15 months was achieved with phentermine/topiramate ER (-6.3%) and liraglutide (-7.5%), but not with orlistat (-3.9%) and lorcaserin (-3.6%). Comorbid obstructive sleep apnea was negatively associated with achieving ≥5% weight loss. Conclusion: Phentermine/topiramate ER and liraglutide were found to be effective AOMs among veterans. Further work is needed to mitigate barriers to AOM initiation given the continued rise in obesity.

2.
Rom J Intern Med ; 62(1): 3-11, 2024 Mar 01.
Artículo en Inglés | MEDLINE | ID: mdl-37752761

RESUMEN

Obesity and overweight are the major risk factors for numerous chronic diseases, including cardiovascular diseases such as heart disease and stroke, which are the leading causes of death worldwide. The prevalence of obesity has dramatically risen in both developed and developing countries, making it a significant public health concern and a global crisis. Despite lifestyle modifications being the first-line treatment, the high risk of relapse has led to a growing interest in non-invasive pharmacotherapeutic interventions to achieve and maintain weight loss and reverse the growth of the obesity epidemic. Cardiovascular diseases and cancer account for the highest mortality rates among other comorbidities associated with obesity and overweight. Excess and abnormally deposited adipose tissue secretes various inflammatory mediators, leading to cardiovascular diseases and cancers. Weight loss of 5-10% significantly reduces cardiometabolic risk. Medications currently approved in the USA for long-term management of obesity are orlistat, naltrexone, bupropion, phentermine/topiramate, and Glucagon Like Peptide-1 (GLP-1) agonists such as liraglutide and semaglutide. The benefit-to-risk of medications, comorbidities, and individual responses should guide the treatment decisions. The article provides a comprehensive overview and discussion of several weight loss medications used previously and currently, including their efficacy, mechanisms of action, and side effects.


Asunto(s)
Fármacos Antiobesidad , Enfermedades Cardiovasculares , Humanos , Sobrepeso , Enfermedades Cardiovasculares/tratamiento farmacológico , Obesidad/complicaciones , Obesidad/tratamiento farmacológico , Fármacos Antiobesidad/uso terapéutico , Pérdida de Peso
3.
Surg Obes Relat Dis ; 19(8): 832-840, 2023 08.
Artículo en Inglés | MEDLINE | ID: mdl-36948971

RESUMEN

BACKGROUND: Few studies have examined the adjuvant use of antiobesity medications with surgery, especially in the pre- and early postoperative periods. OBJECTIVE: Evaluate the impact of adjuvant pharmacotherapy on bariatric surgery outcomes. SETTING: University hospital, United States. METHODS: A retrospective chart review of patients receiving adjuvant pharmacotherapy for obesity treatment and bariatric surgery. Patients received pharmacotherapy either preoperatively if their body mass index was >60, or in the first or second postoperative years for suboptimal weight loss. Outcome measures included percentage of total body weight loss as well as comparison with the expected weight loss curve as determined by the Metabolic and Bariatric Surgery Risk/Benefit Calculator. RESULTS: A total of 98 patients were included in the study, with 93 (94.9%) undergoing sleeve gastrectomy and 5 (5.1%) undergoing Roux-en-Y gastric bypass surgery. During the study period, patients were prescribed phentermine and/or topiramate. At postoperative year 1, patients who received pharmacotherapy preoperatively lost 31.3% of their total body weight (TBW) compared with 25.3% TBW for patients with suboptimal weight loss who received medication in the first postoperative year, and 20.8% TBW for patients who did not receive any antiobesity medication in the first postoperative year. Using the Metabolic and Bariatric Surgery Accreditation and Quality Improvement Program (MBSAQIP) curve for comparison, patients receiving medication preoperatively weighed 2.4% less than expected, whereas patients receiving medication during the first postoperative year weighed 4.8% higher than expected. CONCLUSION: For patients having bariatric surgery who fall below the expected MBSAQIP weight loss curve, early initiation of antiobesity medications can improve the weight loss, with preoperative pharmacotherapy having the greatest effect.


Asunto(s)
Fármacos Antiobesidad , Cirugía Bariátrica , Derivación Gástrica , Humanos , Índice de Masa Corporal , Estudios Retrospectivos , Acreditación , Fármacos Antiobesidad/uso terapéutico
4.
Cureus ; 15(12): e50905, 2023 Dec.
Artículo en Inglés | MEDLINE | ID: mdl-38259385

RESUMEN

Bariatric surgery, in combination with pharmacotherapy, has been proven to be successful in combatting weight regain in adults; however, the use of anti-obesity medications to augment weight loss in adolescents before and after bariatric surgery is not well studied. In adolescent obese patients, the efficacy of anti-obesity pharmacotherapy before and after bariatric surgery on weight loss compared to no interventions in various studies was investigated. A PubMed literature search using the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines was performed to identify studies related to the pharmacologic treatment of obesity in adolescents with a history of bariatric surgery. Inclusion criteria consisted of clinical trials, case reports, case series, chart reviews, systematic reviews, and meta-analyses written in English and published between 2005 and 2022 using our search criteria. Exclusion criteria were studies that investigated adults, did not include pharmacotherapy, and were not relevant to the outcome of interest. The initial search yielded 1275 results, which was reduced to 879 after removal of duplicates. After applying exclusion criteria, the number of articles was reduced to 63. Full articles were examined and 44 were excluded due to relevance. Nineteen articles were included in the qualitative analysis. A total of 2471 adolescents were treated with various types of pharmacotherapy, 65 of whom had a history of bariatric surgery. The results showed varied effects of pharmacotherapy with the different medications studied. However, the 65 patients were included in cohorts of patients with no history of bariatric surgery. These studies did not include data specific to adolescent bariatric surgery patients.  There is a wealth of evidence highlighting the efficacy of pharmacotherapy in assisting with weight loss in adolescents with obesity; however, our literature search showed a lack of studies focusing on the use of pharmacotherapy in the adolescent bariatric surgery population. Potential limitations include missing studies in our literature search, the variability in methods between studies, and the lack of standardized quality assessment. Additionally, studies involving our objective of choice regarding bariatric surgery with anti-obesity medication were limited. Clinical trials to determine the efficacy of medications as an adjunct to bariatric surgery in preventing weight regain and leading to optimal weight loss in this population are of utmost importance.

5.
Obes Surg ; 32(10): 3298-3304, 2022 10.
Artículo en Inglés | MEDLINE | ID: mdl-35994181

RESUMEN

PURPOSE: Bariatric surgery is the most effective and durable treatment option for clinically severe obesity. Unfortunately, some degree of weight regain (WR) is common after nadir weight is achieved. Pharmacotherapy and revision surgery are potential options to treat this phenomenon. We aim to determine the efficacy of both approaches in patients with WR versus insufficient weight loss (IWL). MATERIALS AND METHODS: We retrospectively reviewed a prospectively collected database of patients who underwent bariatric surgery from 2008 to 2018 with IWL or WR. RESULTS: Of 422 patients with WR or IWL after bariatric surgery, 150 patients were placed on pharmacotherapy and 27 underwent revisional surgeries. Mean age of patients was 41.4 years and mean BMI was 42.1 kg/m2. The most common conversion surgery was LSG to RYGB. % Total weight loss (TWL) was higher in IWL group (23.8% ± 11.0) compared to WR group (17.2% ± 7.9) in revisional surgery (p = 0.02). The converse was observed for pharmacotherapy, with %TWL 1.9% in the WR group compared to 0.7% in the IWL group (p = 0.0067). CONCLUSION: Patients with IWL or WR had modest weight loss with adjunctive use of pharmacotherapy after primary bariatric surgery. Conversely, revisional surgery is an effective treatment for both IWL and WR.


Asunto(s)
Cirugía Bariátrica , Derivación Gástrica , Laparoscopía , Obesidad Mórbida , Adulto , Gastrectomía , Humanos , Obesidad Mórbida/cirugía , Reoperación , Estudios Retrospectivos , Aumento de Peso , Pérdida de Peso
6.
Am J Cardiovasc Dis ; 11(4): 504-529, 2021.
Artículo en Inglés | MEDLINE | ID: mdl-34548951

RESUMEN

Two billion people worldwide older than 18 years of age, or approximately 30% of the world population, are overweight or obese. In addition, more than 43 million children under the age of 5 are overweight or obese. Among the population in the United States aged 20 and greater, 32.8 percent are overweight and 39.8 percent are obese. Blacks in the United States have the highest age-adjusted prevalence of obesity (49.6%), followed by Hispanics (44.8%), whites (42.2%) and Asians (17.4%). The impact of being overweight or obese on the US economy exceeds $1.7 trillion dollars, which is equivalent to approximately eight percent of the nation's gross domestic product. Obesity causes chronic inflammation that contributes to atherosclerosis and causes >3.4 million deaths/year. The pathophysiologic mechanisms in obesity that contribute to inflammation and atherosclerosis include activation of adipokines/cytokines and increases in aldosterone in the circulation. The adipokines leptin, resistin, IL-6, and monocyte chemoattractant protein activate and chemoattract monocytes/macrophages into adipose tissue that promote visceral adipose and systemic tissue inflammation, oxidative stress, abnormal lipid metabolism, insulin resistance, endothelial dysfunction, and hypercoagulability that contribute to atherosclerosis. In addition in obesity, the adipokines/cytokines IL-1ß, IL-18, and TNF are activated and cause endothelial cell dysfunction and hyperpermeability of vascular endothelial junctions. Increased aldosterone in the circulation not only expands the blood volume but also promotes platelet aggregation, vascular endothelial dysfunction, thrombosis, and fibrosis. In order to reduce obesity and obesity-induced inflammation, therapies including diet, medications, and bariatric surgery are discussed that should be considered in patients with BMIs>35-40 kg/m2 if diet and lifestyle interventions fail to achieve weight loss. In addition, antihypertensive therapy, plasma lipid reduction and glucose lowering therapy should be prescribed in obese patients with hypertension, a 10-year CVD risk >7.5%, or prediabetes or diabetes.

7.
Front Endocrinol (Lausanne) ; 12: 588016, 2021.
Artículo en Inglés | MEDLINE | ID: mdl-33716960

RESUMEN

FDA approved anti-obesity medications may not be cost effective for patients struggling with pre-operative weight loss prior to bariatric surgery. Metformin, a biguanide, and Topiramate, a carbonic anhydrase inhibitor, both cost effective medications, have demonstrated weight loss when used for the treatment of type 2 diabetes or seizures, respectively. The aim of the three cases is to demonstrate the clinical utility of topiramate and metformin for preoperative weight loss in patients with a body mass index (BMI) ≥ 50 kg/m2 prior to bariatric surgery who are unable to follow the bariatric nutritional prescription due to a dysregulated appetite system Each patient was prescribed metformin and/or topiramate in an off-label manner in conjunction with lifestyle modifications and achieved >8% total body weight loss during the preoperative period.


Asunto(s)
Metformina/administración & dosificación , Obesidad Mórbida/tratamiento farmacológico , Obesidad Mórbida/cirugía , Topiramato/administración & dosificación , Adulto , Fármacos Antiobesidad/administración & dosificación , Cirugía Bariátrica , Índice de Masa Corporal , Terapia Combinada , Quimioterapia Combinada , Femenino , Humanos , Persona de Mediana Edad , Uso Fuera de lo Indicado , Pérdida de Peso/efectos de los fármacos
8.
Curr Obes Rep ; 10(1): 14-30, 2021 Mar.
Artículo en Inglés | MEDLINE | ID: mdl-33410104

RESUMEN

PURPOSE OF REVIEW: As a chronic and relapsing disease, obesity impairs metabolism and causes cardiovascular diseases. Although behavioral modification is important for the treatment of obesity, it is difficult to achieve an ideal weight or sustain the process of long-term weight loss. Therefore, the obesity control guidelines strongly recommend lifestyle interventions along with medical treatment for patients who are overweight. There is sufficient evidence supporting that pharmacotherapy in combination with behavior-based interventions can result in significant weight loss and improved cardiometabolism. RECENT FINDINGS: Recent meta-analyses of new anti-obesity drugs and their weight-loss efficacy have shown that the overall placebo-subtracted weight reduction (%) for at least 12 months ranged from 2.9 to 6.8% for the following drugs: phentermine/topiramate (6.8%), liraglutide (5.4%), naltrexone/bupropion (4.0%), orlistat (2.9%), and lorcaserin (3.1%). However, very recently, on February 13, 2020, the US Food and Drug Administration (FDA) ordered the withdrawal of lorcaserin from markets, as a clinical trial to assess drug safety showed an increased risk of cancer. Currently, the anti-obesity medications that have been approved by the FDA for chronic weight management are orlistat, phentermine/topiramate, naltrexone/bupropion, and liraglutide. However, they are costly and may have adverse effects in some individuals. Therefore, drug therapy should be initiated in obese individuals after weighing its benefits and risks. One of the strategies for long-term obesity control is that anti-obesity medications should be tailored for specific patients depending on their chronic conditions, comorbidities, and preferences.


Asunto(s)
Fármacos Antiobesidad/uso terapéutico , Obesidad/tratamiento farmacológico , Pérdida de Peso/efectos de los fármacos , Animales , Benzazepinas/uso terapéutico , Bupropión/uso terapéutico , Humanos , Liraglutida/uso terapéutico , Naltrexona/uso terapéutico , Orlistat/uso terapéutico , Sobrepeso/tratamiento farmacológico , Fentermina/uso terapéutico , Topiramato/uso terapéutico , Estados Unidos , United States Food and Drug Administration
9.
Metabolism ; 113: 154388, 2020 12.
Artículo en Inglés | MEDLINE | ID: mdl-33035570

RESUMEN

Current obesity treatment strategies include diet, exercise, bariatric surgery, and a limited but growing repertoire of medications. Individual weight loss in response to each of these strategies is highly variable. Here we review research into factors potentially contributing to inter-individual variability in response to treatments for obesity, with a focus on studies in humans. Well-recognized factors associated with weight loss capacity include diet adherence, physical activity, sex, age, and specific medications. However, following control for each of these, differences in weight loss appear to persist in response to behavioral, pharmacological and surgical interventions. Adaptation to energy deficit involves complex feedback mechanisms, and inter-individual differences likely to arise from a host of poorly defined genetic factors, as well as differential responses in neurohormonal mechanisms (including gastrointestinal peptides), metabolic efficiency and capacity of tissues, non-exercise activity thermogenesis, thermogenic response to food, and in gut microbiome. A better understanding of the factors involved in inter-individual variability in response to therapies will guide more personalized approaches to the treatment of obesity.


Asunto(s)
Obesidad/fisiopatología , Pérdida de Peso , Cirugía Bariátrica , Metabolismo Energético , Ejercicio Físico , Humanos , Obesidad/metabolismo , Obesidad/cirugía , Termogénesis
10.
Artículo en Inglés | MEDLINE | ID: mdl-32477270

RESUMEN

Lifestyle modifications focused on diet, physical activity, and behavior have a modest impact on weight reduction in children, adolescents, and young adults (YA) with overweight and obesity. Several anti-obesity medications (AOMs) have been approved by the Food and Drug Administration (FDA) for use among adult patients with a body mass index (BMI) ≥27 kg/m2 and at least one obesity-related illness. However, only two FDA-approved AOMs are available for use in children and adolescents, which leads to the frequent off-label use of adult AOMs among this population. We sought to investigate current prescribing patterns of AOMs from school age through to young adulthood in a large unified health system. Using a centralized clinical data registry containing the health data of ~6.5 million patients, individuals aged 5-25 years old with overweight and obesity who were taking one of eight commonly prescribed AOMs from 2009 to 2018 were extracted. A total of 1,720 patients were identified, representing 2,210 medication prescribing instances. The cohort was further stratified as children (5-12 years old), adolescents (13-18 years old), and YA (19-25 years old). The mean BMI at the time of medication initiation was 34.0, 39.1, and 39.6 kg/m2, respectively, which corresponded to a BMI z-score (BMIz) of 2.4 and 2.3 for children and adolescents, respectively. Metformin was the most commonly prescribed medication across all ages, including off-label use for weight-loss among children and adolescents. The most commonly off-label prescribed AOM among YA was topiramate. Multivariable analyses demonstrated phentermine was the most effective AOM, with a 1.54% total body weight among YA (p = 0.05) and a 0.12 decrease in BMIz among adolescents (p = 0.003) greater final weight loss when compared to the respective overall frequency-weighted means. Our study demonstrates a statistically significant weight loss among adolescents and young adults on select pharmacotherapy. The small magnitude of this effect should be interpreted carefully, as it is likely an underestimate in the absence of a true control group. Pharmacotherapy should therefore be considered in conjunction with other multimodal therapies such as lifestyle modification and metabolic and bariatric surgery when treating overweight and obesity.


Asunto(s)
Fármacos Antiobesidad/uso terapéutico , Índice de Masa Corporal , Obesidad/tratamiento farmacológico , Sobrepeso/tratamiento farmacológico , Pérdida de Peso , Adolescente , Adulto , Niño , Preescolar , Dieta , Ejercicio Físico , Femenino , Estudios de Seguimiento , Humanos , Estilo de Vida , Masculino , Obesidad/metabolismo , Obesidad/patología , Sobrepeso/metabolismo , Sobrepeso/patología , Pronóstico , Estudios Retrospectivos , Adulto Joven
11.
J Pediatr Endocrinol Metab ; 33(4): 469-472, 2020 Apr 28.
Artículo en Inglés | MEDLINE | ID: mdl-32069245

RESUMEN

Background In the United States, 18.5% of children are obese. Dietary and lifestyle modifications are key, but often ineffective. There are limited approved pediatric pharmacotherapies. The objective of this study was to evaluate current treatment practices for pediatric obesity among members of the Pediatric Endocrine Society (PES, n = 1300) and the Pediatric Obesity Weight Evaluation Registry (POWER, n = 42) consortium. Methods A 10-question online survey on treatment of children with obesity in clinical practice was conducted. Results The response rates were 19% for PES and 20% for POWER members. The majority were female (65%) and board certified in pediatric endocrinology (81%). Most practitioners saw 5-10 patients with obesity/week and 19% prescribed weight-loss medications. POWER participants were more likely to prescribe weight-loss medications than PES participants (46% vs. 18%, p = 0.02). Metformin was the most commonly prescribed medication. Response to medication was poor. Use of dietary non-pharmacological treatment options was uncommon. Over half of the respondents (56%) referred patients for bariatric surgery and 53% had local access to pediatric bariatric surgery. Conclusions Metformin was the most common drug prescribed among respondents, but successful weight-loss responses were uncommon. Among practitioners who are using pharmacological interventions, therapeutic strategies vary widely. Targeted research in pharmacologic and surgical treatment for pediatric obesity is urgently needed.


Asunto(s)
Cirugía Bariátrica/métodos , Sistema Endocrino , Estilo de Vida , Obesidad Infantil/prevención & control , Pautas de la Práctica en Medicina/estadística & datos numéricos , Pérdida de Peso , Peso Corporal , Niño , Femenino , Estudios de Seguimiento , Humanos , Masculino , Manejo de la Obesidad , Pronóstico , Encuestas y Cuestionarios
12.
J Am Acad Dermatol ; 81(5): 1059-1069, 2019 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-31610858

RESUMEN

In light of the increasing prevalence of obesity, a large proportion of patients are taking weight loss medications or undergoing weight loss procedures. The typical paradigm for treating obesity begins with lifestyle interventions and progresses to medical treatments, and when nonsurgical interventions have failed, procedural techniques are considered. The effect of these interventions on the skin and dermatologic conditions has not been reviewed in depth. Herein, we review the impact of weight loss on pre-existing dermatologic conditions, as well as the development of novel skin changes and consequences of redundant skin after these interventions.


Asunto(s)
Obesidad/complicaciones , Obesidad/terapia , Enfermedades de la Piel/etiología , Pérdida de Peso , Fármacos Antiobesidad/efectos adversos , Fármacos Antiobesidad/uso terapéutico , Cirugía Bariátrica/efectos adversos , Técnicas Cosméticas/efectos adversos , Humanos , Complicaciones Posoperatorias/etiología
13.
Cureus ; 11(5): e4676, 2019 May 16.
Artículo en Inglés | MEDLINE | ID: mdl-31328067

RESUMEN

Due to the global epidemic of obesity, weight loss and appetite suppressant herbal products are quite popular. As these medications are not United States Food and Drug Administration-approved and are regulated as dietary supplements, little evidence exists regarding their safety. This case discusses an 82-year-old man with the past medical history of obesity who presented to the emergency department with abdominal pain in the epigastric region. His serum lipase was elevated, and an abdominal computed tomography revealed acute pancreatitis (AP). He reported two episodes of AP in the past. He denied any alcohol use and reported no recent changes in his medications. He reported taking Garcinia cambogia (GC) recently as an appetite suppressant. Due to prior cholecystectomy, no alcohol abuse, no recent changes in medications and recent use of GC, a likely etiology of AP was thought to be secondary to the use of GC. He was treated with bowel rest and intravenous fluid hydration with significant improvement in his symptoms. He was advised to avoid GC in the future. Clinicians should be vigilant in evaluating their patients with AP and should get a meticulous history regarding their use of over-the-counter medications and herbal products.

15.
Cureus ; 11(11): e6170, 2019 Nov 16.
Artículo en Inglés | MEDLINE | ID: mdl-31890378

RESUMEN

Phentermine is a sympathomimetic amine used for the short-term weight loss that has been associated with ischemic and hemorrhagic strokes in adults. The effects of this medication on a developing fetus are not well studied. We present the case of a woman who was taking phentermine during the first two trimesters of pregnancy and subsequently delivered a child with bilateral porencephalic cysts likely due to a prenatal stroke.

16.
Am J Respir Crit Care Med ; 198(6): e70-e87, 2018 09 15.
Artículo en Inglés | MEDLINE | ID: mdl-30215551

RESUMEN

BACKGROUND: Overweight/obesity is a common, reversible risk factor for obstructive sleep apnea severity (OSA). The purpose of this guideline is to provide evidence-based recommendations for the management of overweight/obesity in patients with OSA. METHODS: The Grading of Recommendations, Assessment, Development and Evaluation approach was used to evaluate the literature. Clinical recommendations were formulated by a panel of pulmonary, sleep medicine, weight management, and behavioral science specialists. RESULTS: Behavioral, pharmacological, and surgical treatments promote weight loss and can reduce OSA severity, reverse common comorbidities, and improve quality of life, although published studies have methodological limitations. After considering the quality of evidence, feasibility, and acceptability of these interventions, the panel made a strong recommendation that patients with OSA who are overweight or obese be treated with comprehensive lifestyle intervention consisting of 1) a reduced-calorie diet, 2) exercise or increased physical activity, and 3) behavioral guidance. Conditional recommendations were made regarding reduced-calorie diet and exercise/increased physical activity as separate management tools. Pharmacological therapy and bariatric surgery are appropriate for selected patients who require further assistance with weight loss. CONCLUSIONS: Weight-loss interventions, especially comprehensive lifestyle interventions, are associated with improvements in OSA severity, cardiometabolic comorbidities, and quality of life. The American Thoracic Society recommends that clinicians regularly assess weight and incorporate weight management strategies that are tailored to individual patient preferences into the routine treatment of adult patients with OSA who are overweight or obese.


Asunto(s)
Apnea Obstructiva del Sueño/terapia , Programas de Reducción de Peso , Adulto , Dieta Reductora/normas , Humanos , Obesidad/terapia , Sobrepeso/terapia , Apnea Obstructiva del Sueño/dietoterapia , Sociedades Médicas , Estados Unidos , Programas de Reducción de Peso/normas
17.
Children (Basel) ; 5(9)2018 Aug 29.
Artículo en Inglés | MEDLINE | ID: mdl-30158481

RESUMEN

This paper presents a retrospective cohort study of weight loss medications in young adults aged 21 to 30 following Roux-en-Y gastric bypass (RYGB) and sleeve gastrectomy (SG) between November 2000 and June 2014. Data were collected from patients who used topiramate, phentermine, and/or metformin postoperatively. Percentage of patients achieving ≥5%, ≥10%, or ≥15% weight loss on medications was determined and percent weight change on each medication was compared to percent weight change of the rest of the cohort. Our results showed that 54.1% of study patients lost ≥5% of their postsurgical weight; 34.3% and 22.9% lost ≥10% and ≥15%, respectively. RYGB had higher median percent weight loss (-8.1%) than SG (-3.3%) (p = 0.0515). No difference was found in median percent weight loss with medications started at weight plateau (-6.0%) versus after weight regain (-5.4%) (p = 0.5304). Patients taking medications at weight loss plateau lost 41.2% of total body weight from before surgery versus 27.1% after weight regain (p = 0.076). Median percent weight change on metformin was -2.9% compared to the rest of the cohort at -7.7% (p = 0.0241). No difference from the rest of the cohort was found for phentermine (p = 0.2018) or topiramate (p = 0.3187). Topiramate, phentermine, and metformin are promising weight loss medications for 21 to 30 year olds. RYGB patients achieve more weight loss on medications but both RYGB and SG benefit. Median total body weight loss from pre-surgical weight may be higher in patients that start medication at postsurgical nadir weight. Participants on metformin lost significantly smaller percentages of weight on medications, which could be the result of underlying medical conditions.

18.
Curr Obes Rep ; 7(2): 130-138, 2018 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-29616469

RESUMEN

PURPOSE OF REVIEW: Obesity rates in the USA have reached pandemic levels with one third of the population with obesity in 2015-2016 (39.8% of adults and 18.5% of youth). It is a major public health concern, and it is prudent to understand the factors which contribute. Racial and ethnic disparities are pronounced in both the prevalence and treatment of obesity and must be addressed in the efforts to combat obesity. RECENT FINDINGS: Disparities in prevalence of obesity in racial/ethnic minorities are apparent as early as the preschool years and factors including genetics, diet, physical activity, psychological factors, stress, income, and discrimination, among others, must be taken into consideration. A multidisciplinary team optimizes lifestyle and behavioral interventions, pharmacologic therapy, and access to bariatric surgery to develop the most beneficial and equitable treatment plans. The reviewed studies outline disparities that exist and the impact that race/ethnicity have on disease prevalence and treatment response. Higher prevalence and reduced treatment response to lifestyle, behavior, pharmacotherapy, and surgery, are observed in racial and ethnic minorities. Increased research, diagnosis, and access to treatment in the pediatric and adult populations of racial and ethnic minorities are proposed to combat the burgeoning obesity epidemic and to prevent increasing disparity.


Asunto(s)
Disparidades en Atención de Salud , Manejo de la Obesidad , Obesidad/terapia , Obesidad Infantil/terapia , Adolescente , Fenómenos Fisiológicos Nutricionales de los Adolescentes/etnología , Adulto , Niño , Fenómenos Fisiológicos Nutricionales Infantiles/etnología , Dieta Saludable/etnología , Ejercicio Físico , Predisposición Genética a la Enfermedad , Disparidades en Atención de Salud/etnología , Estilo de Vida Saludable , Humanos , Salud de las Minorías/etnología , Obesidad/epidemiología , Obesidad/etnología , Obesidad/genética , Obesidad Infantil/epidemiología , Obesidad Infantil/etnología , Obesidad Infantil/genética , Racismo/etnología , Riesgo , Estados Unidos/epidemiología
19.
Curr Obes Rep ; 7(2): 147-161, 2018 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-29504049

RESUMEN

PURPOSE OF REVIEW: Obesity is a global health crisis with detrimental effects on all organ systems leading to worsening disease state and rising costs of care. Persons with obesity failing lifestyle therapies need to be escalated to appropriate pharmacological treatment modalities, medical devices, and/or bariatric surgery if criteria are met and more aggressive intervention is needed. The progression of severe obesity in the patient population coupled with related co-morbidities necessitates the development of novel therapies for the treatment of obesity. This development is preceded by increased understanding of the underpinnings of energy regulation and neurohormonal pathways involved in energy homeostasis. RECENT FINDINGS: Though there are approved anti-obesity drugs available in the USA, newer drugs are now in the pipeline for development given the urgent need. This review focuses on anti-obesity drugs in the pipeline including centrally acting agents (setmelanotide, neuropeptide Y antagonist [velneperit], zonisamide-bupropion [Empatic], cannabinoid type-1 receptor blockers), gut hormones and incretin targets (new glucagon-like-peptide-1 [GLP-1] analogues [semaglutide and oral equivalents], amylin mimetics [davalintide, dual amylin and calcitonin receptor agonists], dual action GLP-1/glucagon receptor agonists [oxyntomodulin], triple agonists [tri-agonist 1706], peptide YY, leptin analogues [combination pramlintide-metreleptin]), and other novel targets (methionine aminopeptidase 2 inhibitor [beloranib], lipase inhibitor [cetilistat], triple monoamine reuptake inhibitor [tesofensine], fibroblast growth factor 21), including anti-obesity vaccines (ghrelin, somatostatin, adenovirus36). With these new drugs in development, anti-obesity therapeutics have potential to vastly expand allowing better treatment options and personalized approach to obesity care.


Asunto(s)
Fármacos Antiobesidad/uso terapéutico , Drogas en Investigación/uso terapéutico , Obesidad Mórbida/tratamiento farmacológico , Animales , Fármacos Antiobesidad/efectos adversos , Ensayos Clínicos Fase I como Asunto , Ensayos Clínicos Fase II como Asunto , Drogas en Investigación/efectos adversos , Humanos , Manejo de la Obesidad/tendencias , Obesidad Mórbida/terapia , Pérdida de Peso/efectos de los fármacos
20.
Curr Atheroscler Rep ; 20(4): 18, 2018 03 06.
Artículo en Inglés | MEDLINE | ID: mdl-29511882

RESUMEN

PURPOSE OF REVIEW: We review recent studies discussing the impact of pharmacologic agents for weight loss on clinical cardiovascular events, as well as cardiometabolic risk factors. RECENT FINDINGS: Pharmacotherapy with current FDA-approved medications for weight loss can significantly improve known risk factors for the development of cardiovascular disease such as hypertension, hyperlipidemia, insulin resistance, inflammatory biomarkers, and the quantity of visceral fat, as well as non-alcoholic fatty liver disease. However, data regarding the actual reduction in clinical cardiovascular events with the use of weight loss medications is scarce. Pharmacotherapy for weight loss may have additional benefit in optimizing patient's cardiometabolic comorbidities and improving their clinical cardiovascular outcomes, but each drug should be carefully selected based upon individual patient characteristics.


Asunto(s)
Fármacos Antiobesidad/farmacología , Enfermedades Cardiovasculares/tratamiento farmacológico , Enfermedades Metabólicas/tratamiento farmacológico , Obesidad/tratamiento farmacológico , Fármacos Antiobesidad/uso terapéutico , Biomarcadores/análisis , Humanos , Hiperlipidemias/tratamiento farmacológico , Hipertensión/tratamiento farmacológico , Resistencia a la Insulina , Grasa Intraabdominal/efectos de los fármacos , Enfermedad del Hígado Graso no Alcohólico/tratamiento farmacológico , Factores de Riesgo , Pérdida de Peso/efectos de los fármacos , Pérdida de Peso/fisiología
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