Herbal medicine use and its associated factors in the region of Sousse (Tunisia)

Abstract Background Patients use medicinal plants as the first-line treatment for many chronic and acute medical conditions. The lack of access to conventional health care, historical, cultural and economic considerations contributes to the important use of these plants. The purpose was to identify medicinal plants used by primary Health Care Centers' visitors in the region of Sousse (Tunisia) and to assess its associated factors. Methods A cross-sectional descriptive study was conducted among Primary health care centers' visitors of the region of Sousse (Tunisia) in 2018. We randomly selected 18 primary health centers and 50 participants were chosen from each center. Data were collected using a pre-tested questionnaire, filled through a direct interview with participants which explores: socio-demographic variables and medicinal plants' use (name of plants, symptoms, methods of preparation, routes of administration, plant source, tolerance and side effects). Results 900 persons were included with a female predominance (72.4%). The median age of participants was 48 years ranging from 18 to 93. 65.2% (n = 587) of them report using medicinal plants to heal. The most common sources of information were family (90.5%), beliefs and traditions (56.4%). Fifty-three (53) plants were used to treat different disorders. The most used plants are: verbena (81.6%), rosemary (53.3%), mint (52%) and thyme (45.1%). The most reported treated symptoms were: flu and gastro-intestinal disorders. Plants utilization was associated to: lower age, female gender, marital status, high level of education and social existence of protection coverage. Conclusions Plants use should be based on well-conducted scientific results specifying the mechanism of action of plants, the therapeutic and toxic dose through researches on local plants samples and extracts. Key messages It seems essential to train health professionals on herbal therapy during their studies and practice. The further step after this picture of the herbal medicine use in the Region of Sousse, is to evaluate the safety and the efficacy of their use.