48PHYTOCHEMICAL SCREENING AND EVALUATION OF VARIOUS EXTRACTS OF LAGENERIA SICERARIA FOR ANTIOXIDANT ACTIVITYLageneria siceraria commonly known as Bottle gourd Syn. Doodhi, Syn.Lauki (Hindi )Kadoo ( Marathi) which is official in Ayurvedic Pharmacopoeia Preliminary phytochemical screening of the crude extracts revealed the presence of carbohydrates , Proteins etc and secondary metabolites like saponins, glycosides , alkaloids etc. in all the extracts but tannins were found absent in Ethanolic and Pet. Ether extract The deffated powdered material were further used for extraction with different organic solvents, namely : Aqueous, Ethanol and Pet.Ether. There was significant increase in percentage of Radical scavenging activity of ethanolic extract with increase in concentration, followed by aqueous then Pet. Ether extracts. But %RSA of Ethanolic extract was lesser than that of ascorbic acid.banjarelaxmi24@gmail.comResearch412014Antioxidant Activity,Lageneria siceraria,Phytochemical screenLaxmi Banjare ,Shruti paulDepartment of Pharmaceutical Chemistry, Shri Rawatpura Sarkar Institute of Pharmacy, Kumhari - 490042(C.G.), India.,Department of Quality Assurance, Shri Rawatpura Sarkar Institute of Pharmacy, Kumhari - 490042(C.G.), India