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Projected budget impact of pharmacotherapy scenarios for obesity and related conditions in Peru: A national survey analysis of 76,819 participants

Vera Ponce VJ

Obesity pillars, 2026

54 participants

Abstract

Background: The increasing prevalence of obesity is generating demand for chronic pharmacologic treatment, but Latin American evidence on population-level budget implications remains limited.

Methods: This was an observational, cross-sectional descriptive study using ENDES (Encuesta Demográfica y de Salud Familiar or Demographic and Family Health Survey) 2022-2024 data, with a deterministic scenario-based budget impact analysis component. Survey-observable candidate populations and gross medication-acquisition requirements were estimated under the complex survey design. Liraglutide, extended-release naltrexone/bupropion, and extended-release phentermine/topiramate were modeled, while semaglutide 2.4 mg served as a supplementary non-governmental retail scenario.

Results: The pooled file included 76,819 records. An estimated 7.54 million adults had Body Mass Index-defined obesity, 9.04 million met the broad criterion, and 3.67 million met pragmatic priority. At 100% coverage, broad-criterion annual budgets were S/142.95 billion for liraglutide, S/23.65 billion for the IETSI (Institute for Health Technology Assessment and Research)-reported naltrexone/bupropion scenario, and S/26.83 billion for phentermine/topiramate; corresponding pragmatic-priority budgets were S/57.95 billion, S/9.59 billion, and S/10.88 billion. Semaglutide 2.4 mg cost S/16,804.86 per patient in the first year and S/18,135.52 in a maintenance year.

Conclusion: In Peru, a substantial proportion of adults…

How strong is the evidence?

Evidence Hub reads this as a cross-sectional, done in people. Its evidence level is 4 of 5 (Low · observational). Observational designs can show an association but not prove cause. Reported size: 54 participants or records.

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