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  • 标题:Effect of D -Sorbitol on the Thermal Gelation of Methylcellulose Formulations for Drug Delivery
  • 本地全文:下载
  • 作者:Kunihiko Itoh ; Tomoaki Hatakeyama ; Tomoki Kimura
  • 期刊名称:Chemical and Pharmaceutical Bulletin
  • 印刷版ISSN:0009-2363
  • 电子版ISSN:1347-5223
  • 出版年度:2010
  • 卷号:58
  • 期号:2
  • 页码:247-249
  • DOI:10.1248/cpb.58.247
  • 出版社:The Pharmaceutical Society of Japan
  • 摘要:

    The aim of this study was to examine the effect of D -sorbitol on the gelation characteristics of methylcellulose in aqueous solution. The addition of D -sorbitol at concentrations of between 25 and 30% (w/v) to 1.0—2.0% (w/v) methylcellulose solutions reduced the gelation temperature from approximately 53 °C to values between ambient and 37 °C and increased the strength of the gel. The in vitro release of acetaminophen (paracetamol) from 2.0% (w/v) methylcellulose gels containing 20—30% (w/v) D -sorbitol gel was diffusion-controlled.

  • 关键词:methylcellulose; D -sorbitol; gelation; acetaminophen
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