Correlation between the release characteristics of theophylline and the free volume of polyvinylpyrrolidone

European Journal of Pharmaceutical Sciences

Volumn 24, Issue 4, 2005, Pages 351-354

  Zelkó, Romána ^a   Süvegh, Károly ^b  

^a SEMMELWEIS UNIVERSITY   (Hungary)

^b EÖTVÖS LORÁND UNIVERSITY   (Hungary)

Author keywords

Free volume; Glassy to rubbery transition; Mean dissolution time; Polyvinylpyrrolidone; Positron lifetime measurement; Theophylline

Indexed keywords

GLASS; POLYMER; POVIDONE; RUBBER; THEOPHYLLINE; WATER;

ARTICLE; CORRELATION ANALYSIS; CULTURE MEDIUM; DISSOLUTION; DRUG RELEASE; DRUG STORAGE; DRUG STRUCTURE; HUMIDITY; MATERIAL COATING; PHASE TRANSITION; PHYSICAL CHEMISTRY; POSITRON; PRIORITY JOURNAL; SPECTROSCOPY; TABLET;

EID: 14144251957     PISSN: 09280987     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ejps.2004.11.009     Document Type: Article

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