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1.
Circ Cardiovasc Qual Outcomes ; 13(12): e007070, 2020 12.
Artigo em Inglês | MEDLINE | ID: mdl-33302715

RESUMO

BACKGROUND: Out-of-pocket medication costs for patients who have heart failure with reduced ejection fraction may be an important part of shared decision-making, but cost has generally been excluded from clinical discussions. This study reports patients' perspectives on a decision aid for sacubitril/valsartan that explicitly addresses out-of-pocket costs. METHODS: Structured, in-depth interviews were conducted with 20 patients with heart failure with reduced ejection fraction from 2 medical centers to elicit their views on a publicly available decision aid for sacubitril/valsartan that explicitly incorporates considerations related to out-of-pocket costs. Qualitative descriptive analysis was conducted. RESULTS: Key themes identified were general enthusiasm for decision aids for medication decisions, openness on the part of patients to incorporation of cost into decision-making and the decision aid, requests for greater specificity regarding patient-specific cost, and challenges communicating evidence of benefit in a way that allows patients to make cost-benefit analyses for themselves. Patients also raised questions regarding logistical challenges of incorporating a decision aid into the normal clinical and decision-making workflow. CONCLUSIONS: Patients were receptive to the inclusion of out-of-pocket cost as relevant in a decision aid for sacubitril/valsartan. Key challenges to effective integration of cost in these decisions include developing mechanisms for acquiring reliable patient-specific cost estimates and addressing patients' difficulties (and sometimes skepticism) applying trial evidence to their own situation. In addition, implementation strategies are important to develop to facilitate decision aid integration for routine medical decisions into clinic workflow.


Assuntos
Aminobutiratos/uso terapêutico , Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Compostos de Bifenilo/uso terapêutico , Tomada de Decisão Compartilhada , Técnicas de Apoio para a Decisão , Custos de Medicamentos , Gastos em Saúde , Insuficiência Cardíaca/tratamento farmacológico , Inibidores de Proteases/uso terapêutico , Valsartana/uso terapêutico , Idoso , Aminobutiratos/economia , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Compostos de Bifenilo/economia , Colorado , Análise Custo-Benefício , Combinação de Medicamentos , Feminino , Georgia , Insuficiência Cardíaca/diagnóstico , Insuficiência Cardíaca/economia , Insuficiência Cardíaca/fisiopatologia , Humanos , Entrevistas como Assunto , Masculino , Pessoa de Meia-Idade , Neprilisina/antagonistas & inibidores , Participação do Paciente , Satisfação do Paciente , Inibidores de Proteases/economia , Resultado do Tratamento , Valsartana/economia
2.
Circ Cardiovasc Qual Outcomes ; 13(9): e006255, 2020 09.
Artigo em Inglês | MEDLINE | ID: mdl-32814457

RESUMO

BACKGROUND: Despite concerns about rising costs in health care, cost is rarely an issue discussed by patients and clinicians when making treatment decisions in a clinical setting. This study aimed to understand stakeholder perspectives on a patient decision aid (PtDA) meant to help patients with heart failure choose between a generic and relatively low-cost heart failure medication (ACE [angiotensin-converting enzyme] inhibitor or angiotensin II receptor blocker) and a newer, but more expensive, heart failure medication (angiotensin II receptor blocker neprilysin inhibitor). METHODS AND RESULTS: Feedback on the PtDA was solicited from 26 stakeholders including patients, clinicians, and the manufacturer. Feedback was recorded and discussed among development team members until consensus regarding both the interpretation of the data and the appropriate changes to the PtDA was reached. Stakeholders found the PtDA sufficient in clarifying the different treatment options for heart failure. However, patients, physicians, and the manufacturer had different opinions on the importance of highlighting cost in a PtDA. Patients indicated issues of cost were crucial to the decision while physicians and manufacturers expressed that the cost issue was secondary and should be de-emphasized. CONCLUSIONS: The stratified perspectives on the role of cost in medical decision-making expressed by our participants underscore the importance and challenge of having clear, frank discussions during clinic visits about treatment cost and perceived value.


Assuntos
Aminobutiratos/economia , Aminobutiratos/uso terapêutico , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Compostos de Bifenilo/economia , Compostos de Bifenilo/uso terapêutico , Técnicas de Apoio para a Decisão , Custos de Medicamentos , Gastos em Saúde , Insuficiência Cardíaca/tratamento farmacológico , Neprilisina/antagonistas & inibidores , Inibidores de Proteases/economia , Inibidores de Proteases/uso terapêutico , Valsartana/economia , Valsartana/uso terapêutico , Aminobutiratos/efeitos adversos , Bloqueadores do Receptor Tipo 1 de Angiotensina II/efeitos adversos , Atitude do Pessoal de Saúde , Compostos de Bifenilo/efeitos adversos , Tomada de Decisão Clínica , Análise Custo-Benefício , Tomada de Decisão Compartilhada , Combinação de Medicamentos , Insuficiência Cardíaca/diagnóstico , Insuficiência Cardíaca/economia , Insuficiência Cardíaca/fisiopatologia , Humanos , Participação do Paciente , Inibidores de Proteases/efeitos adversos , Participação dos Interessados , Valsartana/efeitos adversos
3.
Cardiovasc Drugs Ther ; 34(5): 707-722, 2020 10.
Artigo em Inglês | MEDLINE | ID: mdl-32519065

RESUMO

An abundance of new data regarding the use of the novel drug compound sacubitril/valsartan in chronic heart failure (CHF) patients is published every year since the initial publication of the PARADIGM-HF study in 2014. This review summarises the most recent evidence (2019 and onwards) of sacubitril/valsartan in CHF patients as well as provides a critical appraisal of these data. New data are grouped in categories such as real-world data, randomised controlled trials, surrogate end-points, cost-effectiveness, use of sacubitril/valsartan as an anti-hypertensive treatment, effect on diuretic dosing and implementation of this novel compound in other populations. This review of recent literature identified important messages such as early initiation during index hospitalisation or immediately post-discharge, barriers against implementation of this novel treatment modality, analytical issues regarding measuring natriuretic peptides in patients under treatment and extrapolated use of sacubitril/valsartan in other than PARADIGM-HF populations. This update may serve as a very helpful evidence-based resource for practising clinicians, future research planning and health-related policy makers.


Assuntos
Aminobutiratos/uso terapêutico , Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Insuficiência Cardíaca/tratamento farmacológico , Inibidores de Proteases/uso terapêutico , Tetrazóis/uso terapêutico , Aminobutiratos/efeitos adversos , Aminobutiratos/economia , Bloqueadores do Receptor Tipo 1 de Angiotensina II/efeitos adversos , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Compostos de Bifenilo , Análise Custo-Benefício , Combinação de Medicamentos , Custos de Medicamentos , Medicina Baseada em Evidências , Insuficiência Cardíaca/diagnóstico , Insuficiência Cardíaca/economia , Insuficiência Cardíaca/fisiopatologia , Humanos , Neprilisina/antagonistas & inibidores , Segurança do Paciente , Inibidores de Proteases/efeitos adversos , Inibidores de Proteases/economia , Qualidade de Vida , Ensaios Clínicos Controlados Aleatórios como Assunto , Recuperação de Função Fisiológica , Medição de Risco , Fatores de Risco , Tetrazóis/efeitos adversos , Tetrazóis/economia , Resultado do Tratamento , Valsartana
4.
Ciênc. Saúde Colet. (Impr.) ; 22(8): 2501-2512, Ago. 2017. tab, graf
Artigo em Inglês | LILACS | ID: biblio-890425

RESUMO

Abstract This paper aims to analyse changes in the retail pharmaceutical market following policy changes in the Farmácia Popular Program (FP), a medicines subsidy program in Brazil. The retrospective longitudinal analyses focus on therapeutic class of agents acting on the renin-angiotensin system. Data obtained from QuintilesIMS (formerly IMS Health) included private retail pharmacy sales volume (pharmaceutical units) and sales values from 2002 to 2013. Analyses evaluated changes in market share following key FP policy changes. The therapeutic class was selected due to its relevance to hypertension treatment. Market share was analysed by therapeutic sub-classes and by individual company. Losartan as a single product accounted for the highest market share among angiotensin II antagonists. National companies had higher sales volume during the study period, while multinational companies had higher sales value. Changes in pharmaceutical market share coincided with the inclusion of specific products in the list of medicines covered by FP and with increases in or exemption from patient copayment.


Resumo Este artigo visa analisar as mudanças no mercado de varejo farmacêutico, seguindo as alterações de diretiva no Programa Farmácia Popular (FP), que realiza subvenção de medicamentos no Brasil, em parceria pública privada. Foi realizada análise longitudinal retrospectiva dos medicamentos da classe terapêutica dos agentes que atuam sobre o sistema renina-angiotensina. Os dados obtidos do QuintilesIMS incluíram o varejo farmacêutico em termos do volume e valores de vendas de 2002 a 2013. Análises realizadas consideraram intervenções e reformas ocorridas no FP e seu impacto no mercado farmacêutico da classe terapêutica selecionada, devido a sua relevância para o tratamento da hipertensão. Também se examinou o comportamento do mercado tomando por base as empresas farmacêuticas produtoras. Losartan monodroga representou a maior fatia de mercado entre os antagonistas de angiotensina II. Empresas nacionais obtiveram maior volume de vendas durante o período de estudo, enquanto as empresas multinacionais exibiram maior valor de vendas. Mudanças no mercado farmacêutico coincidiram com a inclusão de produtos específicos na lista de medicamentos abrangidos pelo FP e com aumentos ou isenção de copagamento pelos pacientes.


Assuntos
Humanos , Comércio/estatística & dados numéricos , Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Indústria Farmacêutica/economia , Anti-Hipertensivos/uso terapêutico , Sistema Renina-Angiotensina/efeitos dos fármacos , Brasil , Estudos Retrospectivos , Estudos Longitudinais , Custo Compartilhado de Seguro/economia , Losartan/economia , Losartan/uso terapêutico , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Análise de Séries Temporais Interrompida , Política de Saúde , Hipertensão/tratamento farmacológico , Anti-Hipertensivos/economia , Anti-Hipertensivos/farmacologia
5.
Ther Adv Cardiovasc Dis ; 7(1): 27-39, 2013 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-23328188

RESUMO

OBJECTIVES: Since treatment regimen type can influence adherence and other outcomes, this study examined adherence, cardiovascular events, and economic outcomes in patients with hypertension treated with fixed-dose combination (FDC) amlodipine/olmesartan (AML/OM), FDC AML/benazepril (AML/BEN), and loose-dose combination AML plus angiotensin II receptor blockers (LDC AML/ARBs). METHODS: Commercial health plan enrollees aged at least 18 years with index claim(s) for AML/OM, AML/BEN, or LDC AML/ARB were identified. Absence of study drug 6 months pre index, and continuous enrollment for at least 12 months post index were required. Descriptive analyses were executed to make comparisons between treatments, as well as multivariate models adjusting for baseline demographic and clinical characteristics, including propensity for assignment to study drug. RESULTS: Descriptive results suggested mean follow-up adherence was higher in the AML/OM cohort [proportion of days covered (PDC) = 0.63] compared with the AML/BEN (PDC = 0.55; p < 0.001) and LDC AML/ARB cohorts (PDC = 0.34; p < 0.001). The proportion of individuals with an incident follow-up cardiovascular event composite was lower in the AML/OM cohort versus the AML/BEN and LDC AML/ARB cohorts (5.94% versus 7.85% and 16.89% respectively). Adjusted Cox models suggested that patients initiated on LDC AML/ARB (hazard ratio 1.35; p < 0.001), but not on AML/BEN, were at greater risk of a follow-up cardiovascular event (composite) compared with AML/OM. Adjusted generalized linear models suggested that mean follow-up per-member-per-month overall costs were higher in the AML/BEN (cost ratio = 1.169; p < 0.001; unadjusted mean cost US$780) and LDC AML/ARB cohorts (cost ratio = 1.286; p < 0.001; unadjusted mean cost US $1394) compared with the AML/OM cohort (unadjusted mean cost US $740). CONCLUSION: The results suggested that treatment with FDC AML/OM was associated with greater likelihood of adherence and lower overall costs than with FDC AML/BEN and LDC AML/ARB, and lower risk of cardiovascular event composite versus LDC AML/ARB.


Assuntos
Anlodipino/economia , Anlodipino/uso terapêutico , Hipertensão/tratamento farmacológico , Hipertensão/economia , Imidazóis/economia , Imidazóis/uso terapêutico , Tetrazóis/economia , Tetrazóis/uso terapêutico , Adulto , Idoso , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Bloqueadores dos Canais de Cálcio/economia , Bloqueadores dos Canais de Cálcio/uso terapêutico , Quimioterapia Combinada , Feminino , Seguimentos , Humanos , Revisão da Utilização de Seguros/economia , Modelos Lineares , Masculino , Adesão à Medicação , Pessoa de Meia-Idade , Sistema Renina-Angiotensina/efeitos dos fármacos , Estudos Retrospectivos , Resultado do Tratamento
6.
Ann Vasc Surg ; 26(3): 344-52, 2012 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-22285349

RESUMO

BACKGROUND: The purpose of this study was to evaluate the 10-year outcome of patients presenting with asymptomatic moderate carotid artery stenosis, and to determine which factors correlate with progression of disease to stroke or revascularization. METHODS: A retrospective review of all new patients presenting with asymptomatic moderate carotid artery stenosis from July 1998 to December 2001 was undertaken. Patients were consecutively identified and included by using duplex ultrasonography to identify moderate carotid disease. Variables were recorded for all patient encounters through June 2010. The primary end point was occurrence of ipsilateral cerebrovascular stroke or revascularization event (SORE). Statin therapy and angiotensin blockade (STAB) were categorized as follows: STAB(0)-medical treatment with neither statin therapy nor angiotensin blockade, STAB(1)-treatment with only one of the two, STAB(2)-treatment with both. An amortized cost model analyzed the cost of SORE-free survival. RESULTS: Over a 42-month period, 468 carotids in 366 patients with an average age of 69.0 ± 8.7 years were evaluated. Over a mean follow-up of 6.6 ± 2.7 years, SORE occurred in 150 (32.1%) carotid arteries. Hyperlipidemia was predictive of SORE (hazard ratio [HR]: 1.543, 95% confidence interval [CI]: 1.053-2.262, P = 0.03). Medical therapies protective against SORE were beta-blockade (HR: 0.612, 95% CI: 0.435-0.861, P < 0.05), STAB(1) (HR: 0.487, 95% CI: 0.336-0.706, P < 0.01), and STAB(2) (HR: 0.149, 95% CI: 0.089-0.248, P < 0.01). At 10 years, SORE-free survival in STAB(2) was 82.7% ± 4.6%, STAB(1) was 56.3% ± 5.0%, and STAB(0) was 29.3% ± 5.4% (P < 0.01). The cost per SORE-free year in STAB(2) was $1,695.40 ± $275.60, STAB(1) was $3,916.80 ± $605.44, and STAB(0) was $4,126.40 ± $427.23 (P < 0.01). CONCLUSION: These data demonstrate the clinical and financial advantage of using both statin therapy and angiotensin pathway blockage in patients with asymptomatic moderate carotid artery stenosis.


Assuntos
Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Inibidores da Enzima Conversora de Angiotensina/uso terapêutico , Estenose das Carótidas/tratamento farmacológico , Inibidores de Hidroximetilglutaril-CoA Redutases/uso terapêutico , Idoso , Angioplastia , Bloqueadores do Receptor Tipo 1 de Angiotensina II/efeitos adversos , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Inibidores da Enzima Conversora de Angiotensina/efeitos adversos , Inibidores da Enzima Conversora de Angiotensina/economia , Doenças Assintomáticas , Estenose das Carótidas/complicações , Estenose das Carótidas/diagnóstico , Estenose das Carótidas/economia , Estenose das Carótidas/mortalidade , Estenose das Carótidas/cirurgia , Análise Custo-Benefício , Progressão da Doença , Intervalo Livre de Doença , Custos de Medicamentos , Quimioterapia Combinada , Endarterectomia das Carótidas , Feminino , Custos de Cuidados de Saúde , Humanos , Inibidores de Hidroximetilglutaril-CoA Redutases/efeitos adversos , Inibidores de Hidroximetilglutaril-CoA Redutases/economia , Estimativa de Kaplan-Meier , Masculino , Pessoa de Meia-Idade , Modelos Econômicos , North Carolina , Estudos Retrospectivos , Índice de Gravidade de Doença , Acidente Vascular Cerebral/etiologia , Acidente Vascular Cerebral/prevenção & controle , Fatores de Tempo , Resultado do Tratamento , Ultrassonografia Doppler Dupla
7.
Aten Primaria ; 43(7): 345-55, 2011 Jul.
Artigo em Espanhol | MEDLINE | ID: mdl-21216500

RESUMO

OBJECTIVE: To carry out a budget impact analysis (BIA) of olmesartan/amlodipine (20/5, 40/5 and 40/10mg) marketed as a fixed combination (FC) in its approved indication for the National Health System (NHS). DESIG: We developed a decision tree model in order to estimate usual hypertension treatment algorithm in Spanish clinical practice. SETTINGS: The BIA has been developed from the perspective of the NHS for a period of 3 years (years 2010-2012). PARTICIPANTS: Spanish hypertensive population ≥ 35 years old. INTERVENTIONS: Introduction into the market of a fixed combination (FC) olmesartan/amlodipine in Spain. PRIMARY MEASURES: Expected costs to be assumed by the Spanish NHS (RRP-VAT) for hypertensive population able to be treated with the FC versus currently assumed costs by the NHS with free combination olmesartan and amlodipine. RESULTS: Estimated pharmaceutical costs in hypertensive population treated with olmesartan and amlodipine (2 pills) would be €25.2M (1(st) year), €26.4M (2011), €27.6M (2012), with a total 3-year period of €79.2M. According to patient tree model, the population able to be treated with FC would be 71,283 patients (2010), with a growth rate of 4.8% in the successive years, which supposes an annual cost of €21.2M (2010), €21.8M (2011) and €22.4M (2012), with a total 3-year period of €65.4M. The BIA shows savings of €13.8M in a total 3-year period. CONCLUSION: The BIA of FC olmesartan/amlodipine could generate net savings of €13.8M for the NHS in the period ranging from years 2010 to 2012.


Assuntos
Anlodipino/administração & dosagem , Anlodipino/economia , Bloqueadores do Receptor Tipo 1 de Angiotensina II/administração & dosagem , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Anti-Hipertensivos/administração & dosagem , Anti-Hipertensivos/economia , Hipertensão/tratamento farmacológico , Imidazóis/administração & dosagem , Imidazóis/economia , Tetrazóis/administração & dosagem , Tetrazóis/economia , Idoso , Custos e Análise de Custo , Árvores de Decisões , Combinação de Medicamentos , Humanos , Pessoa de Meia-Idade , Programas Nacionais de Saúde , Espanha
8.
Expert Rev Pharmacoecon Outcomes Res ; 10(2): 199-207, 2010 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-20384566

RESUMO

AIM: To assess the utilization of renin-angiotensin drugs, including combinations, in Austria in practice given the limited availability of diuretics, as well as the impact of recent reforms and initiatives on the utilization and expenditure of angiotensin-converting enzyme inhibitors (ACEis) and angiotensin receptor blockers (ARBs), following prescribing restrictions on ARBs immediately after their introduction. METHODS: Utilization of dispensed prescriptions in ambulatory care was captured from 2001 to 2007 using defined daily doses as well as defined daily doses/1000 inhabitants/day for patients covered by the social health-insurance system. The data were provided by the internal data warehouse of Hauptverband der Osterreichischen Sozialversicherungsträger. Total costs in Euros were used for the analysis to facilitate comparisons with earlier studies. RESULTS: There was appreciable utilization of fixed-dose diuretic combinations at between 36 and 38% of all renin-angiotensin products, in line with expectations. The reduction in expenditure/defined daily dose for originator and generic ACEis and their combinations is, again, in line with expectations, mirroring earlier findings for proton pump inhibitors and statins. ARB utilization was just under 27% of all renin-angiotensin products. This is higher than the low utilization rates seen with atorvastatin following its prescribing restrictions, and may reflect the difficulties if restrictions are based on subjective criteria. ARB utilization rates were lower or similar to other countries, who have implemented a different range of demand-side reforms to limit their prescribing with the advent of generic ACEis. CONCLUSION: The results confirm the successful implementation of the latest pricing policies and demand-side measures for generics and originators in Austria. We believe the prescribing restrictions for ARBs reduced their utilization in practice and offer an alternative approach to other demand-side measures.


Assuntos
Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Inibidores da Enzima Conversora de Angiotensina/uso terapêutico , Padrões de Prática Médica/normas , Assistência Ambulatorial/economia , Assistência Ambulatorial/tendências , Bloqueadores do Receptor Tipo 1 de Angiotensina II/administração & dosagem , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Inibidores da Enzima Conversora de Angiotensina/administração & dosagem , Inibidores da Enzima Conversora de Angiotensina/economia , Áustria , Bases de Dados Factuais , Diuréticos/administração & dosagem , Diuréticos/uso terapêutico , Custos de Medicamentos/tendências , Quimioterapia Combinada , Medicamentos Genéricos/economia , Medicamentos Genéricos/uso terapêutico , Reforma dos Serviços de Saúde , Humanos , Programas Nacionais de Saúde/economia , Padrões de Prática Médica/tendências
9.
Rev. méd. Chile ; 137(5): 634-640, mayo 2009. tab
Artigo em Espanhol | LILACS | ID: lil-521865

RESUMO

Background: The study RENAAL (Reduction of Endpoints in NIDDM with the Angiotensin II Antagonist Losartan) demonstrated that Losartan was more effective lo reduce the progression of kidney disease in diabetic patients with proteinuria and a reduction in glomerular filtration rate. Aim: To perform a cost benefit analysis of Losartan use from provider and payer points of view. Material and methods: Published data of the RENAAL study was analyzed. The costs of the use or not use of Losartan in patients with diabetic nephropathy were compared in terms of total costs of the disease including medications, hospital admissions for myocardial infarction, cerebrovascular accidents and congestive cardiac failure and the costs of chronic hemodialysis. Results: The reduction in antihypertensive medication use, hospital admissions, and the delay in dialysis requirement from a mean of 65 to 79 months induced by Losartan use, results in net savings of $7,576,135 per patient, at 3.5 years of intervention. The figure does not change using different sensitivity scenarios. Conclusions: The eventual use of Losartan in type 2 diabetic patients results in important savings.


Assuntos
Humanos , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , /tratamento farmacológico , Nefropatias Diabéticas/tratamento farmacológico , Losartan/economia , Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Chile , Efeitos Psicossociais da Doença , Análise Custo-Benefício , Falência Renal Crônica/economia , Falência Renal Crônica/prevenção & controle , Losartan/uso terapêutico
10.
Med Klin (Munich) ; 104(2): 108-13, 2009 Feb 15.
Artigo em Alemão | MEDLINE | ID: mdl-19242661

RESUMO

BACKGROUND AND PURPOSE: In Germany, hypertension has a prevalence of about 20%. Cardiovascular morbidity and mortality are closely associated with hypertension. Therefore, antihypertensive medical treatment is of crucial importance. Currently, five groups of drugs for the medical treatment of hypertension are available: diuretics, beta-receptor blockers, calcium antagonists, angiotensin-converting enzyme (ACE) inhibitors, and angiotensin II receptor blockers. Besides medical considerations for the treatment of hypertension costs of treatment and other economic aspects become more and more important. Within this article, the antihypertensive treatment of insurants of the statutory health insurance and the private health insurance is compared with regard to the medical treatment and associated costs. METHODS: The analyzed data derive from the general practice morbidity research network CONTENT (CONTinuous morbidity registration Epidemiologic NeTwork). The implementation of this network is funded by the German Federal Ministry of Research and Education (BMBF) for a continuous registration of health-care utilization, morbidity, course of disease, and outcome parameters within primary care. RESULTS: Altogether 4,842 patients from the participating general practitioners were regularly treated with antihypertensive drugs in 2007 and corresponding episodes were documented within electronic medical records. The proportion of insurants of the private health insurance was 7.6%. The costs of the antihypertensive medical treatment within the total sample in 2007 constituted 1.03 million Euros overall and per patient on average 212.82 Euros. Although the regarded sample of private health insurants was less morbid and the sum of defined daily doses (DDDs) within the observation period was notably lower (582.6 vs. 703.1; p < 0.0001), the annual therapy costs of the private health insurants compared to the statutory health insurants were 35.2% higher (280.29 Euros vs. 207.29 Euros; p < 0.0001). Hence, costs per DDD for antihypertensive medical treatment for private health insurants were 63.2% higher than for statutory health insurants. This refers to the great proportion of angiotensin II receptor blockers as well as the low proportion of generic drugs prescribed for private health insurants. CONCLUSION: Antihypertensive treatment with original drugs and/or angiotensin II receptor blockers is an expensive option. Based on the actual state of knowledge it must be questioned critically whether this constitutes a superior treatment option concerning the potential for lowering high blood pressure levels and organ protection.


Assuntos
Anti-Hipertensivos/economia , Custos de Medicamentos/estatística & dados numéricos , Hipertensão/tratamento farmacológico , Hipertensão/economia , Seguro Saúde/economia , Programas Nacionais de Saúde/economia , Atenção Primária à Saúde/economia , Setor Privado/economia , Antagonistas Adrenérgicos beta/economia , Antagonistas Adrenérgicos beta/uso terapêutico , Idoso , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Inibidores da Enzima Conversora de Angiotensina/economia , Inibidores da Enzima Conversora de Angiotensina/uso terapêutico , Anti-Hipertensivos/uso terapêutico , Pressão Sanguínea/efeitos dos fármacos , Bloqueadores dos Canais de Cálcio/economia , Bloqueadores dos Canais de Cálcio/uso terapêutico , Comorbidade , Análise Custo-Benefício , Diuréticos/economia , Diuréticos/uso terapêutico , Feminino , Alemanha , Humanos , Masculino , Pessoa de Meia-Idade
11.
Nephrol Dial Transplant ; 23(4): 1216-23, 2008 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-18359872

RESUMO

BACKGROUND: Nephropathy is an indicator of end-organ damage and is a strong predictor of an increased risk of cardiovascular disease and death in patients with diabetes. Screening can lead to early identification and treatment, both of which incur costs. However, identification and treatment may slow or prevent progression to a more expensive stage of the disease and thus may save money. We assessed the health economic impact of screening for nephropathy (microalbuminuria and overt nephropathy) followed by optimal renoprotective-based antihypertensive therapy in a US setting. METHODS: A Markov model simulated the lifetime impact of screening with semi-quantitative urine dipsticks in a primary care setting of hypertensive patients with type 2 diabetes and subsequent treatment with irbesartan 300 mg in patients identified as having nephropathy. Progression from no nephropathy to end-stage renal disease (ESRD) was simulated. Probabilities, utilities, medication and ESRD treatment costs came from published sources. Clinical outcomes and direct medical costs were projected. Second order Monte Carlo simulation was used to account for uncertainty in multiple parameters. Annual discount rates of 3% were used where appropriate. RESULTS: Screening, followed by optimized treatment, led to a 44% reduction in the cumulative incidence of ESRD and improvements in non-discounted life expectancy of 0.25 +/- 0.22 years/patient (mean +/- SD). Quality-adjusted life expectancy was improved by 0.18 +/- 0.15 quality-adjusted life years (QALYs)/patient and direct costs increased by $244 +/- 3499/patient. The incremental cost-effectiveness ratio was $20 011 per QALY gained for screening and optimized treatment versus no screening. There was a 77% probability that screening and optimized therapy would be considered cost effective with a willingness to pay a threshold of $50 000. CONCLUSION: In patients with type 2 diabetes and hypertension, screening for nephropathy and treatment with a renoprotective-based antihypertensive agent was projected to improve patient outcomes and represent excellent value in a US setting.


Assuntos
Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Diabetes Mellitus Tipo 2/tratamento farmacológico , Custos de Cuidados de Saúde , Hipertensão/tratamento farmacológico , Programas de Rastreamento/economia , Modelos Econômicos , Insuficiência Renal/tratamento farmacológico , Adulto , Distribuição por Idade , Idoso , Idoso de 80 Anos ou mais , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Análise Custo-Benefício , Diabetes Mellitus Tipo 2/complicações , Diabetes Mellitus Tipo 2/epidemiologia , Intervalo Livre de Doença , Feminino , Humanos , Hipertensão/complicações , Hipertensão/epidemiologia , Hipoglicemiantes/uso terapêutico , Incidência , Falência Renal Crônica/complicações , Falência Renal Crônica/epidemiologia , Falência Renal Crônica/prevenção & controle , Expectativa de Vida/tendências , Masculino , Pessoa de Meia-Idade , Morbidade/tendências , Prognóstico , Qualidade de Vida , Insuficiência Renal/epidemiologia , Insuficiência Renal/etiologia , Taxa de Sobrevida/tendências , Estados Unidos/epidemiologia
12.
J Nephrol ; 20(6): 703-15, 2007.
Artigo em Inglês | MEDLINE | ID: mdl-18046673

RESUMO

BACKGROUND: Diabetic nephropathy is the primary cause of end-stage renal disease (ESRD), which involves substantial economic burden. The primary objective of this study was to estimate the potential effect of losartan on the costs associated with ESRD in patients with diabetic nephropathy in a Greek setting. A secondary aim was to approximate the direct health care cost of renal replacement therapy (RRT) in Greece. METHODS: A cost-effectiveness analysis was performed to compare losartan with placebo in patients with type 2 diabetes and nephropathy. Clinical data were derived from the RENAAL study. All costs were calculated from the perspective of the Greek social insurance system, in 2003 euros. Future costs were discounted at 3%. The time horizon was 3.5 years. Extensive sensitivity analyses were performed. RESULTS: The reduction in the number of ESRD days over 3.5 years in patients treated with losartan reduced ESRD-related costs by 3,056.54 euros, resulting in net cost savings of 1,665.43 euros per patient. Net cost savings increase thereafter, increasing to 2,686.48 euros per patient over a period of 4.0 years. The results were robust under a wide range of plausible assumptions. The weighted mean daily cost of RRT was estimated at 90.97 euros per patient. The total economic burden of RRT for the year 2003 has been estimated at 304.773 million euros. CONCLUSIONS: This study demonstrated that treatment of patients with diabetic nephropathy in Greece with losartan is cost-effective, as it leads to important savings for the social insurance system by slowing the progression to ESRD.


Assuntos
Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Nefropatias Diabéticas/tratamento farmacológico , Falência Renal Crônica/tratamento farmacológico , Losartan/uso terapêutico , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Análise Custo-Benefício , Nefropatias Diabéticas/economia , Grécia , Humanos , Falência Renal Crônica/economia , Losartan/economia , Programas Nacionais de Saúde
13.
Clin Ther ; 29(7): 1508-23, 2007 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-17825702

RESUMO

BACKGROUND: The Irbesartan in Reduction of Microalbuminuria trial and the Irbesartan in Diabetic Nephropathy Trial found that irbesartan is renoprotective in patients having hypertension with type 2 diabetes. OBJECTIVE: The objective of this study was to assess whether treatment with irbesartan is cost-effective in Canada relative to conventional care in this patient population and whether it is more cost-effective to treat patients early rather than later in the development of renal disease from the perspective of the Canadian health and social care system. METHODS: The analysis compared 3 alternative strategies for the management of hypertension in patients with type 2 diabetes and early renal disease: (1) conventional hypertensive treatment excluding the use of angiotensin II receptor antagonists (AIIRAs); (2) the early addition of irbesartan (an AIIRA) to conventional treatment; and (3) the late addition of irbesartan to conventional treatment. A Markov model was used to simulate the progression of renal disease (microalbuminuria to death) in hypertensive patients with type 2 diabetes over a 25-year time horizon. Transition probabilities were derived from the 2 randomized controlled trials. A cost-effectiveness analysis was conducted with outcome measured in life-years gained (LYGs). RESULTS: The early addition of irbesartan during microalbuminuria was cost-saving and more effective than both delaying irbesartan treatment until advanced overt nephropathy (AON) (0.45 LYG, Can $54,100 saved) and conventional antihypertensive use (0.62 LYG, $68,400 saved). This was due to the increased drug costs associated with the use of irbesartan being offset by savings arising from delays in the development of overt nephropathy and the subsequent delay to end-stage renal disease (ESRD). Sensitivity analyses confirmed the robustness of the study results. CONCLUSIONS: The early use of irbesartan for patients with hypertension and type 2 diabetes who have yet to develop overt nephropathy is both more effective and less costly than delaying irbesartan treatment until AON and conventional antihypertensive use. Analysis suggests that the earlier irbesartan is added to conventional antihypertensive treatment, the greater the delays in the onset of ESRD and the overall savings in health care resource utilization from the perspective of the Canadian health and social care system.


Assuntos
Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Compostos de Bifenilo/economia , Diabetes Mellitus Tipo 2/economia , Nefropatias Diabéticas/economia , Hipertensão/economia , Tetrazóis/economia , Bloqueadores do Receptor Tipo 1 de Angiotensina II/administração & dosagem , Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Compostos de Bifenilo/administração & dosagem , Compostos de Bifenilo/uso terapêutico , Canadá , Análise Custo-Benefício , Diabetes Mellitus Tipo 2/complicações , Diabetes Mellitus Tipo 2/tratamento farmacológico , Nefropatias Diabéticas/complicações , Nefropatias Diabéticas/prevenção & controle , Esquema de Medicação , Humanos , Hipertensão/complicações , Hipertensão/tratamento farmacológico , Irbesartana , Cadeias de Markov , Modelos Econométricos , Programas Nacionais de Saúde/economia , Diálise Renal , Tetrazóis/administração & dosagem , Tetrazóis/uso terapêutico , Fatores de Tempo
14.
Rev. invest. clín ; 57(3): 399-405, may.-jun. 2005. ilus, tab
Artigo em Inglês | LILACS | ID: lil-632459

RESUMO

Background. The RENAAL (Reduction of Endpoints in Type 2 Diabetes with the Angiotensin II Antagonist Losartan) study demonstrated that treatment with losartan reduced the risk of ESRD by 29% among hypertensive patients with type 2 diabetes and diabetic nephropathy. The objective of this study was to project the effect of losartan compared to placebo on the lifetime incidence of ESRD and associated costs from a third-party payer perspective in Mexico. Methods. A competing risks method was used to estimate lifetime incidence of ESRD, while accounting for the risk of death without ESRD. The cost associated with ESRD was estimated by combining the cumulative incidence of ESRD with the lifetime cost associated with ESRD. Total cost was estimated as the sum of the cost associated with ESRD from the three main public institutions in Mexico, the lifetime cost of losartan therapy, and other costs (non-ESRD/non-losartan) expected for patients with type 2 diabetes. Survival was estimated by weighting the life expectancies with and without ESRD by the cumulative risk of ESRD. Results. The projected lifetime incidence of ESRD for losartan patients was lower (66%) compared with placebo patients (83%). This reduction in ESRD resulted in a decrease in ESRD-related cost of M$49,737 per patient and a discounted gain of 0.697 life years per patient. After accounting for the cost of losartan and the additional cost associated with greater survival, we projected that treatment with losartan would result in a net savings of M$24,073 per patient. Conclusion. Treatment with losartan in patients with type 2 diabetes and nephropathy not only reduced the within-trial incidence of ESRD but is projected to result in lifetime reductions in ESRD, increased survival, and overall cost savings to public institutions in Mexico.


Antecedentes. El estudio RENAAL (Reducción de los grados o puntos terminales en la diabetes tipo 2 con losartan, el antagonista de la anglotenslna II) demostró que el tratamiento con losartan redujo el riesgo de la ESRD (enfermedad renal de la etapa terminal) en 29% entre pacientes hipertensos con diabetes tipo 2 y neuropatía diabética. El propósito estudiado fue hacer una proyección del efecto del losartan comparándolo con el placebo en la incidencia de por vida de la ESRD y con los costos asociados de un tercer pagador en perspectiva en México. Métodos. Se utilizó un método de riesgos muy competitivo para calcular la incidencia de por vida de la ESRD, al mismo tiempo que se calculaba el riesgo de muerte sin la ESRD. El costo asociado con la ESRD se calculó confirmando la incidencia acumulativa de la ESRD en relación con el costo de por vida de la terapia con losar-tan y otros costos (sin ESRD o sin losartan) con los que se contaba para pacientes con diabetes tipo 2. La supervivencia se calculó esperando las expectativas de vida con y sin ESRD por el riesgo acumulativo de ESRD. Resultados. La proyectada incidencia de por vida de la ESRD en cuanto a los pacientes con losartan fue más baja (66%) comparada con los pacientes que tomaron placebo (83%). Esta reducción de la ESRD tuvo por resultado una disminución en el costo relacionado con la ESRD de $49,737 por paciente y una ganancia descartada de 0.697 años de vida por paciente. Luego de contabilizar el costo del losartan y el costo añadido asociado con una mayor supervivencia, llegamos a la conclusión de que el tratamiento con losartan daría por resultado un ahorro neto de $24,073 por paciente. Conclusión. El tratamiento mediante losartan en pacientes aquejados de diabetes tipo 2 y neuropatía no sólo redujo la incidencia intraexperimental de la ESRD, sino que además nos ha servido para proyectar que resulte en reducciones de por vida en la ESRD, en una supervivencia incrementada y en un ahorro total de costos en cuanto a las instituciones públicas en nuestro país.


Assuntos
Adulto , Idoso , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Bloqueadores do Receptor Tipo 1 de Angiotensina II/uso terapêutico , Anti-Hipertensivos/uso terapêutico , Nefropatias Diabéticas/complicações , Hipertensão/tratamento farmacológico , Falência Renal Crônica/prevenção & controle , Losartan/uso terapêutico , Bloqueadores do Receptor Tipo 1 de Angiotensina II/economia , Anti-Hipertensivos/economia , Efeitos Psicossociais da Doença , Análise Custo-Benefício , Intervalo Livre de Doença , Método Duplo-Cego , /complicações , /economia , Nefropatias Diabéticas/economia , Nefropatias Diabéticas/epidemiologia , Seguimentos , Hospitais Públicos/estatística & dados numéricos , Hipertensão/complicações , Incidência , Reembolso de Seguro de Saúde/estatística & dados numéricos , Falência Renal Crônica/economia , Falência Renal Crônica/epidemiologia , Falência Renal Crônica/etiologia , Expectativa de Vida , Losartan/economia , México/epidemiologia , Estudos Multicêntricos como Assunto/estatística & dados numéricos , Risco , Ensaios Clínicos Controlados Aleatórios como Assunto/estatística & dados numéricos , Terapia de Substituição Renal/economia , Análise de Sobrevida
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