“ANALYTICAL METHOD DEVELOPMENT AND VALIDATION FOR SIMULTANEOUS QUANTIFICATION OF LEVODROPROPIZINE AND CHLORPHENIRAMINE MALEATE IN BULK AND PHARMACEUTICAL FORMULATION BY RP-HPLC”. International Research Journal of Pharmacy 10, no. 4 (April 2, 2019): 161–165. Accessed July 29, 2026. https://irjponline.org/index.php/irjp/article/view/346.