[Popular medicine: benefits and drawbacks of medicinal plants].

Descriptive study which aims to verify if the herbalist offer the information correct for the use of the medicinal plants; if they give for the customers concerning the possible poisonings or interaction with the allopathic guide and also if there is a criteria for the commercialization of the phytotherapics. A questionnaire was used containing open and closed questions involving aspects of the performance of the herbalists with the phytotherapics. The herbalists know the majority of the medicinal plants, however, there are some gaps concerning the correct indication of these products, of the collateral effect and toxicities.