The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 17, 2002
Filed:
Oct. 01, 1999
Pierandrea Esposito, Ivrea, IT;
Nicoletta Coceani, Cividale, IT;
Maria Dorly Del Curto, Corvino S.Q., IT;
Fabio Carli, Trieste, IT;
Eurand International S.p.A., , IT;
Abstract
The invention provides a biphasic multicomponent pharmaceutical composition consisting of an oil phase and a water phase, comprising one or more lipophilic or oil carrier, one or more hydrophilic or aqueous carrier, one or more ionic or nonionic type surfactant, one or more cosurfactant, one or more active principle for pharmaceutical use, and a compound able to modify the partition of the active principle between said phases selected from the group consisting of N- methyl pyrrolidone (NMP), isopropyl alcohol, propylene glycol, ethoxy-di-glycol, &bgr;-cyclodextrin, hydroxypropyl &bgr;-cyclodextrin and dimethyl &bgr;-cyclodextrin. The invention also provides a method for making the composition.