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Test of dissolution and comparison of in vitro dissolution profiles of coated ranitidine tablets marketed in Bahia, Brazil

Santos Júnior, Aníbal de Freitas; Barbosa, Igor Santos; Santos, Venyson Lima dos; Silva, Rangel Leal; Caetite Junior, Edimar.
Braz. j. pharm. sci; 50 (1), 2014
Ranitidine is an antisecretory drug with H2 antagonist action useful in treating gastric and duodenal disorders. The dissolution test is used to obtain and compare dissolution profiles and establish similarities of pharmaceutical forms. The aim of this study was to compare the dissolution profiles of 150...
Ranitidina/farmacocinética, Comprimidos/farmacocinética, Disolución/análisis, Comprimidos Recubiertos/farmacocinética, Espectrofotometría Ultravioleta/métodos, Brasil
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Development and evaluation of a hot-melt coating technique for enteric coating

Patil, Arun Trambak; Khobragade, Deepak Shamrao; Chafle, Sandip Annaji; Ujjainkar, Amol Prasadrao; Umathe, Sudhir Niranjanrao; Lakhotia, Champalal Laxminarayan.
Braz. j. pharm. sci; 48 (1), 2012
Conventional enteric coating requires the use of organic based polymers which are equally hazardous to the environment and operating personnel. Hot-melt coating avoids the use of solvents and is a safer and time-saving process. The present study was designed to assess the efficacy of hot-melt coating (HM...
Comprimidos Recubiertos/farmacocinética, 51661/análisis, Implantes de Medicamentos/análisis, Diclofenaco/análisis, Ácidos Esteáricos/farmacocinética, Ácido Palmítico/análisis, Ácidos Esteáricos/análisis
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