Patent · US Expired

Apparatus for the transdermal treatment of Parkinson's disease

US6746688B1 · kind B1 · utility

38Cited by
9References
2Claims
0Family size

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Inventors

Key dates

Filing dateNov 13, 2000
Grant dateJun 8, 2004
Priority date
Expiry dateNov 13, 2020

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K47/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A pharmaceutical composition for treatment of Parkinson's disease comprising a compound of levodopa dissolved in a non-degradative solvent which allows transdermal administrtion of levodopa. The compound of levodopa is an alkyl-ester of levodopa and the solvent is a formulation comprising a substantially non-aqueous solvent, a transdermal enchancer and a detergent. The alkyl-ester of levodopa is preferably levodopa-ethyl-ester (LDEE).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.