Journal Name:
- The International Journal of Pharmaceutical Research and Bio-Science
Abstract (2. Language):
In this study quality performance of four immediate release and three extended release acetaminophen tablets were evaluated by using in vitro dissolution and drug content studies. Other general quality parameters of these tablets like weight variation, hardness, friability, disintegration time were also determined according to established protocols. UV spectroscopic and RP-HPLC methods were validated and used to determine the active ingredients in these brands. All the brands complied with the official specification for friability, uniformity of weight, disintegration time and drug content. The results were also subjected to statistical analysis. Potency obtained from UV method and HPLC methods were found similar with statistical t test. Dissolution test results were subjected to further analysis by difference factor (fl), similarity factor (f2), dissolution efficiency (% DE), ANOVA and Bonferroni test. The results indicated that all the immediate release brands are similar in respect of drug release. On the other hand and 2 out of 3 extended release brands are found similar.
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FULL TEXT (PDF):
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