Reserpine(利血平), a tranquilizer (镇定剂) and hypotensive agent, from the folklore remedy rauwolfia 、 serpentina(萝芙木属蛇很碱) Periwinkle(长春花), or vinca rosea, n the treatment of diabetes mellitus• Reserpine （利血平）, a tranquilizer （镇定剂） and hypotensive agent, from the folklore remedy Rauwolfia serpentina（萝芙木属蛇根碱）. • Periwinkle（长春花）, or Vinca rosea, in the treatment of diabetes mellitus