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Cost-effectiveness analysis and budgetary impact of antipsychotics available in the Brazilian Unified Health System / Análise de custo-efetividade e impacto orçamentário dos antipsicóticos disponíveis no Sistema Único de Saúde brasileiro
Vianna, Cid Manso de Mello; Fernandes, Ricardo Ribeiro Alves; Mosegui, Gabriela Bittencourt Gonzalez; Pagnin, Valéria Queiroz.
  • Vianna, Cid Manso de Mello; Social Medicine Institute, Rio de Janeiro State University (UERJ), Rio de Janeiro, Brazil, RJ, Brazi. Rio de Janeiro. BR
  • Fernandes, Ricardo Ribeiro Alves; Health Technology Assessment Unit, Population Research Division, National Cancer Institute (INCA), Rio de Janeiro, RJ, Brazil. Rio de Janeiro. BR
  • Mosegui, Gabriela Bittencourt Gonzalez; Community Health Institute, Fluminense Federal University (UFF), Niterói, RJ, Brazil. Niteroi. BR
  • Pagnin, Valéria Queiroz; Community Health Institute, Fluminense Federal University (UFF), Niterói, RJ, Brazil. Niteroi. BR
J. bras. econ. saúde (Impr.) ; 12(3): 195-205, Dezembro/2020.
Article in English | ECOS, LILACS | ID: biblio-1141297
ABSTRACT

Objective:

To carry out a cost-effectiveness and budget impact analysis of antipsychotic use in adults to treat schizophrenia from the perspective of the Unified Health System (SUS).

Methods:

A Markov model simulated the treatment of schizophrenic patients with an initial average age of 25 years and a lifetime horizon. The possibility of combining drugs resulted in 20 pharmacotherapeutic strategies.

Results:

The lowest-cost strategy, risperidone/olanzapine, obtained values of $45,092.77 with effectiveness of 15.97 QALY. The incremental cost-effectiveness ratio in dollars/QALY of olanzapine/risperidone was 2,470.24, and risperidone/ziprasidone was 352,671.90, compared to the first option. All other therapeutic combinations were dominated. The budgetary impact assessment indicated that the most cost-effective choice could generate savings of US$ 1,555.00 on average, per patient, over five years.

Conclusion:

The therapeutic proposal with the lowest cost per patient was risperidone combined with olanzapine, revealing these two drugs as a strategy with lower budgetary impact and better cost-effectiveness.
RESUMO

Objetivo:

Realizar uma análise de custo-efetividade e impacto orçamentário do uso de antipsicóticos em adultos para o tratamento da esquizofrenia, na perspectiva do Sistema Único de Saúde (SUS).

Métodos:

Um modelo de Markov simulou o tratamento de pacientes com esquizofrenia, com idade média inicial de 25 anos e horizonte lifetime. Analisaram-se 20 estratégias farmacoterapêuticas.

Resultados:

A estratégia de menor custo ­ risperidona/olanzapina ­ obteve valores de US$ 45.092,77, eficácia de 15,97 QALY. A relação custo-efetividade incremental em dólares/QALY da olanzapina/risperidona foi de 2.470,24, e de 352.671,90 para risperidona/ziprasidona, em comparação com a primeira opção. Todas as outras combinações terapêuticas foram dominadas. A avaliação do impacto orçamentário indicou que a escolha mais econômica geraria economia de US$ 1.555,00 em média, por paciente, ao longo de cinco anos.

Conclusão:

A proposta terapêutica de menor custo por paciente foi a risperidona associada à olanzapina, estratégia de menor impacto orçamentário e melhor custo-efetividade.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Schizophrenia / Technology Assessment, Biomedical / Antipsychotic Agents / Cost-Benefit Analysis / Analysis of the Budgetary Impact of Therapeutic Advances Type of study: Health economic evaluation / Health technology assessment Country/Region as subject: South America / Brazil Language: English Journal: J. bras. econ. saúde (Impr.) Journal subject: Medicine Year: 2020 Type: Article Affiliation country: Brazil Institution/Affiliation country: Community Health Institute, Fluminense Federal University (UFF), Niterói, RJ, Brazil/BR / Health Technology Assessment Unit, Population Research Division, National Cancer Institute (INCA), Rio de Janeiro, RJ, Brazil/BR / Social Medicine Institute, Rio de Janeiro State University (UERJ), Rio de Janeiro, Brazil, RJ, Brazi/BR

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Full text: Available Index: LILACS (Americas) Main subject: Schizophrenia / Technology Assessment, Biomedical / Antipsychotic Agents / Cost-Benefit Analysis / Analysis of the Budgetary Impact of Therapeutic Advances Type of study: Health economic evaluation / Health technology assessment Country/Region as subject: South America / Brazil Language: English Journal: J. bras. econ. saúde (Impr.) Journal subject: Medicine Year: 2020 Type: Article Affiliation country: Brazil Institution/Affiliation country: Community Health Institute, Fluminense Federal University (UFF), Niterói, RJ, Brazil/BR / Health Technology Assessment Unit, Population Research Division, National Cancer Institute (INCA), Rio de Janeiro, RJ, Brazil/BR / Social Medicine Institute, Rio de Janeiro State University (UERJ), Rio de Janeiro, Brazil, RJ, Brazi/BR