The present invention is directed to tablet-in-tablet compositions comprising one or more estrogens in a first layer and a therapeutic agent in a second layer, and processes for their preparation
申请公布号
US2008175908(A1)
申请公布日期
2008.07.24
申请号
US20080013109
申请日期
2008.01.11
申请人
WYETH
发明人
LIU XIUYING;KRESEVIC JOHN;BAKSH NIZAMUDDIN;ENEVER ROBIN
