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Quantitative spectrophotometric determination of sildenafil citrate in tablet formulation using urea as hydrotropic solubilizing agent |
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| | Thangabalan, B., Vadivel, K., Sowjanya, K., Tejaswi, G., Thejaroop, N., Manohar Babu, S., Vijayaraj Kumar, P. | | | Research Journal of Pharmaceutical, Biological and Chemical Sciences. 2011; 2(2): 235-239 | | | [Pubmed] [Google Scholar] | | | 2 |
Spectrophotometric determination of sildenafil citrate in pharmaceutical formulations | [Determinação espectrofotométrica de citrato de sildenafil em formulações farmacêuticas] |
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| | Los Weinert, P., Pezza, L., Pezza, H.R. | | | Quimica Nova. 2008; 31(5): 1112-1116 | | | [Pubmed] [Google Scholar] | |
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