Are medicinal plants dangerous when taken with anti-retrovirals?
Some species, such as leonotis leonurus, hypoxis and sutherlandia frutescens, contain high levels of toxicity have indeed been found to have an adverse affect when taken with anti-retrovirals. However, we are ever mindful of these negative interactions. By working with specialists at Kew’s Biological Interactions Unit, we are able to provide the latest scientific information to advise local trainers and traditional healers on how to safely combine preparations in the face of the growing body of research.