Preparation and Evaluation of Intravaginal Ring Containing Drospirenone

• Autors principals: Ying Zhang (Autor), Chun-Xiao Li (Autor), Mei-Ying Ning (Autor), Xue-Yan Duan (Autor), Ying Liu (Autor)
• Format: Llibre
• Publicat: Hindawi Limited, 2013-01-01T00:00:00Z.
• Matèries: article
• Accés en línia: Connect to this object online.

In the present study, we investigated the feasibility of the vaginal administration of drospirenone silicone IVR. The in vitro release characteristics of matrix-type and reservoir-type IVR were compared under sink conditions in 21 days. At the same time, API excipients compatibility and preformulati...