DEVELOPMENT OF STABILITY-INDICATING HPLC METHOD FOR SIMULTANEOUS ESTIMATION OF NEBIVOLOL HYDROCHLORIDE AND VALSARTAN IN TABLET DOSAGE FORM
*Heli R. Vyas, Sagar S. Patel, Bhakti J. Ladva, Dr. Bhavesh S. Nayak, Swati J. Patel, Vijay M. Mahida
ABSTRACT
The purpose of the present study is to develop a new, simple, rapid,
accurate and precise HPLC method for simultaneous estimation of
Nebivolol Hydrochloride and Valsartan in tablet dosage form. The
chromatographic separation was done by YMC Pack Pro C-18
(4.6mm*150mm, 3μm) column and a mobile phase was ACN:
Methanol: KH2PO4 (30:30:40). detection wavelength was 279 nm,
flow rate was 1.0 ml/min, injection volume was 20 μl, temperature of
column was 30°C and auto sampler compartment was ambient. The
retention time of Nebivolol Hydrochloride and Valsartan were found to
be 3.62 min and 7.56 min, respectively. The method was found to be
simple, accurate, economical, Precise and reproducible. There was no
interference of any degradants and excipient in the determination of
drugs in marketed formulation. So the method can be successfully applied for routine
analysis.
Keywords: HPLC, Nebivolol Hydrochloride, Valsartan, Forced degradation, Stability indicating, ICH.
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