“Determination Of Drotaverine And Nimesulide In Combined Tablet Dosage Form By Ratio Derivative Spectroscopy And Dual Wavelength Spectrophotometric Methods.” Der Pharma Chemica, 2012, 4 (1):153-158.

 “Development and validation of stability indicating HPLC method for simultaneous estimation of drotaverine and nimesulide.”International Journal of Recent Scientific Research Vol. 10, Issue, 02(F), pp. 31079-31082, February 2019.

Derivative and absorption factor spectrophotometric estimation of montelukast sodium and levocetirizine dihydrochloride from pharmaceutical formulations Research Journal of Pharmacy and Technology 4(3):389-392 · January 2011

“Simultaneous estimation of Beclomethasone dipropionate and Salbutamol sulphate in capsules by chemometric assisted UV-spectrophotometric method” International Journal of Pharmaceutical Chemistry and Analysis, April-June, 2016;3(2):84-89