Catharanthus roseus : COMMON NAME : Madagascar periwinkle (or) Periwinkle. BIOLOGICAL NAME : Catharanthus roseus OTHER COMMON NAMES : Madagascar periwinkle, Annual vinca, Vinca, Bright-eyes, Old-maid, Rose periwinkle, Pink periwinkle, Cape periwinkle. IN OTHER LANGUAGE NAMES : In Tamil, Nithiya Kalyani( நித்தியக் கல்யாணி ), Pattippu ( பட்டிப்பூ ). In Telugu, Billa Ganneru ( బిళ్ళ గన్నేరు ). In Hindi, Sadabahar ( सदाबहार ) In Malayalam, Shavam Naari (ഷവം നാരി). USES : MEDICINAL USES : Periwinkle has long been cultivated for herbal medicine. Madagascar periwinkle has been used as a traditional medicine in India. In Ayurveda, the extracts of Periwinkle's roots and shoots, though poisonous, are used against several diseases like diab