195-206The indigenous
knowledge of Vaidyas (the traditional
healers) on making the herbal drugs was studied in the Uttaranchal state of
India. Interviews and semi-structured questionnaire surveys were conducted among
60 traditional Vaidyas on the preparation of various herbal drugs. The
survey has resulted in compilation of 135 herbal drugs, which are used by them
for curing 55 types of ailments. In Uttaranchal, generally the traditional Vaidyas follow some specific guidelines
for collection of medicinal plants from wild. They frequently use Ocimum sanctum Linn., Piper nigrum Linn., Curcuma domestica Valet., Brassica campestris Hook.f. & Thoms. and Raphanus sativus Linn. for making various herbal drugs. There
is a sharp decline in the number of recognized Vaidyas due to several reasons