enPHARMACOLOGICAL EVALUATION OF ANTIUROLITHIATIC ACTIVITY OF LEAVES OF MELIA AZEDARACH LINN-A INVITRO STUDY Research ArticleAbstract: Urinary stone disorder has afflicted humankind since antiquity and can persist, with serious medical consequences, throughout a patient’s lifetime. The common component of urinary stone is calcium oxalate (CaOx). In spite of tremendous advances in the field of medicine, there is no truly satisfactory drug for the treatment of renal calculi. In the indigenous system of medicine, the leaves of Melia azedarach Linn. (Family - Meliaceae) are reported to be useful in the treatment ofAllopurinol; Antiulcer; Ethylene glycol; Melia azedarach Linn.; Meliaceae; Urolithiasis. 19 SHIVKUMARSINGH MEMORIAL PHARMACY COLLEGEyesMr. Tushar Mahajan TSBC.MP@GMAIL.COMMPharmacyassistant ProfessornoMr. Rahul SHIVKUMARSINGH MEMORIAL PHARMACY COLLEGEnoMr. Gourav professorno