The use of medicinal plants and herbal remedies for the recovery of health is a widespread practice that was cobbled up over time, being the result of the secular accumulation of empirical knowledge about the action of plants by different ethnic groups. It is necessary to establish evidences on the safety profile of herbal medicine to reduce risks to patient health. The application of tools that allow a critica...
The tincture of Operculina alata, popularly known as "tincture of jalapa", is used in Northeast Brazil to treat constipation and encephalic vascular accident, but it has not yet been adequately tested for safety and efficacy. The aim of this study was to evaluate the toxicology and safety of the tincture of O. alata in patients with functional constipation. This was a double-blind, randomized, placebo-controlle...