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.

Date of Patent:
Jun. 11, 1996

Filed:

Jul. 18, 1994
Applicant:
Inventors:

Isaac Milman, Maale Adumim, IL;

Alexander Veinberg, Rehovot, IL;

Daphne Atlas, Neve Granot, IL;

Eldad Melamed, Mevasserett Zion, IL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07C / ;
U.S. Cl.
CPC ...
514567 ; 514649 ; 514654 ; 560 43 ; 560 45 ; 562433 ; 562445 ;
Abstract

A composition which comprises a pharmaceutically acceptable carrier and an active ingredient, such active ingredient comprising L-DOPA ethyl ester derived from its crystaline form in an amount which is at least 97%, by weight, of the active ingredient, and L-DOPA in an amount which is less than 1% by weight of such active ingredient is provided by this invention. This invention also provides a process for preparing such a composition. Further, this invention provides a method of treating a patient suffering from Parkinson's disease which comprises administering to a patient a pharmaceutical composition comprising a therapeutically effective amount of L-DOPA ethyl ester derived from its crystaline form and a pharmaceutically acceptable carrier.


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