Vanda roxburghii: an experimental evaluation of antinociceptive properties of a traditional epiphytic medicinal orchid in animal models

Background Ethnopharmacological approach has explored several leads from plant sources to identify potential new drugs for various diseases including pain. Vanda roxburghii R. Br., an epiphytic orchid is widely distributed throughout Bangladesh. The root of this plant has a folkloric reputation to treat inflammations, fever, dyspepsia, bronchitis, hiccough, piles, snake bites, and diseases of the nervous system. In this study therefore, we aimed to investigate antinociceptive and cytotoxic properties of the extracts from the root of V. roxburghii.