Published on January 5, 2026·7 min read

Conducted jointly by EHESS and UAC, this research explores the informal medicine market in Cotonou.

The Essentials: Conducted jointly by EHESS and UAC, this research explores the informal medicine market in Cotonou.

Carine Baxerres (École des hautes études en sciences sociales).

Thesis defended in 2010.

This research was carried out under a Franco-Beninese joint supervision (cotutelle), ensuring grounding in both local fieldwork and international academic standards.

Context and Research Question

The informal medicine market in Cotonou, Benin, represents a complex phenomenon that raises major public health concerns. Beninese society maintains an ambivalent relationship with industrial pharmaceutical drugs, marked by heavy consumption often occurring outside formal distribution channels. This context is amplified by limited access to formal care, which pushes residents toward informal solutions to meet their health needs.

Self-medication is especially widespread, allowing users to seek curative, preventive, and health-maintenance care. However, these practices are often carried out without regard for biomedical recommendations, raising concerns about the safety and effectiveness of treatments. In addition, health authorities face a dilemma: how to regulate a market where the commercial value of medicines appears to take precedence over user safety. The issues linked to self-medication and the informal market are therefore of critical importance for public health in Benin.

Methodology

The research draws on a methodology combining qualitative and quantitative approaches. Qualitative methods include semi-structured interviews and field observations, allowing the collection of data on purchasing and consumption behaviors of medicines within the informal context. Quantitative methods, in turn, aim to measure the prevalence of self-medication and assess the types of medicines used by the population. This mixed approach makes it possible to draw a precise picture of distribution channels and medicine use in Cotonou.

The data analysis focuses on understanding residents' consumption logics, the reasons driving them toward self-medication, and the implications of these choices for their health. In addition, the thesis compares distribution channels in Benin with those observed in neighboring English-speaking countries such as Nigeria and Ghana, making it possible to identify regional trends in medicine consumption.

Key Findings

The study's findings reveal a high prevalence of self-medication in Cotonou. A large share of the population uses medicines without a prescription, seeking solutions to a variety of health problems. Users turn to medicines for curative, preventive, and health-maintenance purposes, but these practices often occur outside biomedical norms. This creates potential health risks linked to inappropriate treatments or the use of medicines of questionable quality.

Self-prescribing practices are favored by several factors, notably cost, the availability of medicines on the informal market, and distrust of the formal health care system. The findings also show that the commercial value of a medicine is a central factor in purchasing decisions, influencing consumer choices.

By comparing distribution channels in Benin with those of Nigeria and Ghana, the study highlights similarities in the challenges encountered, such as insufficient market regulation and the prevalence of self-medication. These findings suggest that the issues observed in Cotonou may be representative of broader trends across French-speaking Africa.

Discussion and Outlook

The public health issues linked to self-medication and the informal medicine market require particular attention from policymakers. It is crucial to carry out health education initiatives to raise public awareness of the risks associated with self-medication. Such education could include targeted awareness campaigns aimed at informing users of the dangers of unsupervised treatment and promoting responsible consumption practices.

At the same time, stronger regulation of the pharmaceutical market is needed to ensure the appropriate use of medicines. This could involve establishing stricter control mechanisms over medicine distribution, as well as training for distributors to ensure they meet safety and effectiveness standards. Policymakers should consider integrated strategies that account for local cultural and economic realities while addressing public health concerns.

The findings of this research underscore the importance of a systemic approach to improving population health in Cotonou. The challenges linked to self-medication and the informal medicine market call for in-depth reflection on health policies adapted to local contexts. The measures implemented should aim to guarantee safe and effective access to medicines while respecting the region's cultural and economic specificities. The analysis of medicine consumption practices in Cotonou also opens avenues for future research, which could further explore the links between informal markets, public health, and regulatory policy in other similar contexts.

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Sources and Access

Carine Baxerres. Du médicament informel au médicament libéralisé : les offres et les usages du médicament pharmaceutique à Cotonou (Bénin). Anthropologie sociale et ethnologie. Paris, EHESS en cotutelle avec Université d'Abomey-Calavi, 2010. Français. ⟨NNT : 2010EHES0377⟩. ⟨tel-04879164⟩