公开(公告)号：US20170340594A1

公开(公告)日：2017-11-30

申请号：US15607125

申请日：2017-05-26

申请人： Dr. Reddy's Laboratories Ltd.

发明人： Yogesh Bapurao PAWAR ,  Kailas KHOMANE ,  Saurabh SRIVASTAVA ,  Bijay Kumar PADHI ,  Rajeev Singh RAGHUVANSHI

IPC分类号： A61K31/203 ,  A61K9/20 ,  A61K9/00 ,  A61K9/14 ,  A61K47/32 ,  A61K47/12

CPC分类号： A61K31/203 ,  A61K9/0002 ,  A61K9/146 ,  A61K9/2022 ,  A61K9/4808 ,  A61K9/5026 ,  A61K9/5042 ,  A61K9/5047 ,  A61K47/12 ,  A61K47/32

摘要： The present application relates to pharmaceutical compositions comprising retinoic acid or its derivatives such as isotretinoin and processes for preparing thereof. It also provides methods for treating acne by administering such pharmaceutical composition to a patient in need thereof.

公开(公告)号：US20200085775A1

公开(公告)日：2020-03-19

申请号：US16690789

申请日：2019-11-21

申请人： Dr. Reddy's Laboratories Ltd.

发明人： Yogesh Bapurao PAWAR ,  Kailas KHOMANE ,  Saurabh SRIVASTAVA ,  Bijay Kumar PADHI ,  Rajeev Singh RAGHUVANSHI

IPC分类号： A61K31/203 ,  A61K9/48 ,  A61K9/50 ,  A61K9/00 ,  A61K9/14 ,  A61K9/20 ,  A61K47/12 ,  A61K47/32

摘要： The present application relates to pharmaceutical compositions comprising retinoic acid or its derivatives such as isotretinoin and processes for preparing thereof. It also provides methods for treating acne by administering such pharmaceutical composition to a patient in need thereof.