Invention Application
- Patent Title: PHARMACEUTICAL COMPOSITIONS AND METHODS FOR PRODUCING LOW IMPURITY CONCENTRATIONS OF THE SAME
- Patent Title (中): 药物组合物及其生产低劣化浓度的方法
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Application No.: US13600056Application Date: 2012-08-30
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Publication No.: US20120322835A1Publication Date: 2012-12-20
- Inventor: Rajeshwar Motheram , Gopal Krishna , Min Ding , Keith Flood , Kornepati Ramakrishna
- Applicant: Rajeshwar Motheram , Gopal Krishna , Min Ding , Keith Flood , Kornepati Ramakrishna
- Main IPC: A61K31/4418
- IPC: A61K31/4418 ; C07D213/80 ; G01N30/00 ; A61P9/12
Abstract:
A composition having clevidipine as an active ingredient is described. The composition includes clevidipine as an active ingredient and an amount of the impurity H168/79 that is no greater than about 1.5%, or where the ratio between clevidipine and H168/79 is equal or above 60 to 1.
Information query
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