Invention Grant
- Patent Title: Preparation in film form for biphasic release of pharmacologically active or other substances
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Application No.: US14742171Application Date: 2015-06-17
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Publication No.: US09211267B2Publication Date: 2015-12-15
- Inventor: Markus Krumme , Karin Ludwig
- Applicant: LTS Lohmann Therapie-Systeme AG
- Applicant Address: DE Andernach
- Assignee: LTS Lohmann Therapie-Systeme AG
- Current Assignee: LTS Lohmann Therapie-Systeme AG
- Current Assignee Address: DE Andernach
- Agency: Frommer Lawrence & Haug
- Priority: DE19954421 19991112
- Main IPC: A61K9/70
- IPC: A61K9/70 ; A61K45/00 ; A61K9/14 ; A61K9/16 ; A61K47/00
Abstract:
A polymer-based preparation in film form for biphasic release of substances present therein to liquid surroundings, is characterized in that the preparation comprises at least two polymer matrix layers which differ in terms of their construction from polymers, with release taking place rapidly from one of the layers, and release taking place slowly from at least one other layer.
Public/Granted literature
- US20150272904A1 PREPARATION IN FILM FORM FOR BIPHASIC RELEASE OF PHARMACOLOGICALLY ACTIVE OR OTHER SUBSTANCES Public/Granted day:2015-10-01
Information query
