Ahirwar S, Kashaw V, Sahu R, Chourasia S, Rajoria V, Kushwaha P. UV Spectrophotometric Method Development and Validation of Butorphanol Tartrate in Bulk Drug and Pharmaceutical Formulation. J. Drug Delivery Ther. [Internet]. 2024 Apr. 15 [cited 2026 Jan. 22];14(4):77-80. Available from: https://jddtonline.info/index.php/jddt/article/view/6521