2021. Antispasmodic Activity of Calotropis Procera Leaf Extract -An Invitro Study in Rat Colon. International Journal of Research in Pharmacology & Pharmacotherapeutics. 3, 2 (May 2021), 126–129. DOI:https://doi.org/10.61096/ijrpp.v3.iss2.2014.126-129.