Abstract

POWDER MICROSCOPY OF NIMBA (AZADIRACHTA INDICA A. JUSS.) TWAK CHURNA

Komal Hadiya*, Vd. Mahesh Chand Gupta, Dr. Dharmendra Jani

ABSTRACT

Background: The present article reveals the pharmacognostical study of Nimba (Azadirachta indica A. Juss.) Twak Churna, a widely used Ayurvedic medicine. Material & Method: Organoleptic and powder microscopic evaluations were conducted to assess the pharmacognostic characteristics of Nimba (Azadirachta indica A. Juss.) Twak Churna. The study was carried out in the Pharmacognosy Laboratory of the Upgraded Department of Dravyaguna, Government Ayurveda College, Vadodara. Observation & Result: Organoleptic characteristics revealed that the Churna is reddish brown in colour and astringent in taste. Powder microscopy showed the presence of Bunch of vessels, Group of stone cell, Fragment of cork cells, Stone cell, Sclereids, Fragments of fibre, Fragment of Tannin, Starch Grain and Crystal of Calcium Oxalate. Conclusion: These organoleptic and microscopical features are important markers for the identification of Nimba (Azadirachta indica A. Juss.) Twak Churna and help ensure the purity and quality of Ayurvedic formulations by detecting possible adulteration or substitution.

Keywords: Pharmacognosy, Nimba Twak Churna, Azadirachta indica A. Juss., Powder microscopy, Ayurvedic drug standardization.