Patent number: 9255068
Abstract: A crystalline mono hydrochloride salt of (4S,4aS,5aR,12aS)-4-dimethylamino-3,10,12,12a-tetrahydroxy-7-[(methoxy(methyl)amino)-methyl]-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide is disclosed having improved stability. In addition, a crystalline mono mesylate salt and crystalline mono sulfate salt of (4S,4aS,5aR,12aS)-4-dimethylamino-3,10,12,12a-tetrahydroxy-7-[(methoxy(methyl)amino)-methyl]-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide are also disclosed having improved stability. A pharmaceutical composition containing the crystalline salts and methods of treating inflammatory skin disorders and bacterial infections comprising administering the crystalline salts are also disclosed.
Type:
Grant
Filed:
May 14, 2012
Date of Patent:
February 9, 2016
Assignees:
Warner Chilcott Company, LLC, Paratek Pharmaceuticals, Inc.
Inventors:
Catherine Coulter, Sean M. Johnston, Farzaneh Seyedi
Publication number: 20130302442
Abstract: A method of treating a bacterial infection, e.g., a bacterial infection with methicillin resistant Staphylococcus aureus, Helicobacter pylori, Chlamydia trachomatis, or Chlamydia pneumonia, comprising administering to a subject (4S,4aS,5aR,12aS)-4-dimethylamino-3,10,12,12a-tetrahydroxy-7-[(methoxy(methyl)amino)-methyl]-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide or a pharmaceutically acceptable salt thereof is disclosed. More specifically, a method of treating a bacterial infection comprising administering to a subject crystalline mono hydrochloride salt, crystalline mono mesylate salt or crystalline mono sulfate salt of (4S,4aS,5aR,12aS)-4-dimethylamino-3,10,12,12a-tetrahydroxy-7-[(methoxy(methyl)amino)-methyl]-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide is disclosed.
Type:
Application
Filed:
May 14, 2013
Publication date:
November 14, 2013
Applicants:
Paratek Pharmaceuticals, Inc., Warmer Chilcott Company, LLC
Inventors:
Catherine Coulter, Sean M. Johnston, Farzaneh Seyedi, Tina M. deVries
Publication number: 20130012480
Abstract: A crystalline mono hydrochloride salt of (4S,4aS,5aR,12aS)-4-dimethylamino-3,10,12,12a-tetrahydroxy-7-[(methoxy(methyl)amino)-methyl]-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide is disclosed having improved stability. In addition, a crystalline mono mesylate salt and crystalline mono sulfate salt of (4S,4aS,5aR,12aS)-4-dimethylamino-3,10,12,12a-tetrahydroxy-7-[(methoxy(methyl)amino)-methyl]-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide are also disclosed having improved stability. A pharmaceutical composition containing the crystalline salts and methods of treating inflammatory skin disorders and bacterial infections comprising administering the crystalline salts are also disclosed.
Type:
Application
Filed:
May 14, 2012
Publication date:
January 10, 2013
Applicants:
PARATEK PHARMACEUTICALS, INC., WARNER CHILCOTT COMPANY, LLC
Inventors:
Catherine Coulter, Sean M. Johnston, Farzaneh Seyedi