Transdermal dopaminergic D2 receptor agonist therapy in Parkinson's disease with N-0923 TDS: A double-blind, placebo-controlled study

J. Thomas Hutton*, Leo Verhagen Metman, Thomas N. Chase, Jorge L. Juncos, William C. Koller, Rajesh Pahwa, Peter A. LeWitt, Ali Samii, Joseph K.C. Tsui, Donald B. Calne, Cheryl H. Waters, Vincent P. Calabrese, James P. Bennett, Richard Barrett, Jerry L. Morris

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

67 Scopus citations

Abstract

N-0923 is a non-ergot, dopaminergic D2 agonist designed to be transdermally available. It has anti-parkinsonian effects when infused intravenously. An adhesive matrix patch was developed to deliver N-0923 transdermally (N-0923 TDS). In this phase II trial, we evaluated the effectiveness of various doses of N-0923 TDS at replacing levodopa. Eighty-five Parkinson's disease (PD) patients were randomized to placebo or one of four doses of N-0923 TDS for 21 days. Change in daily levodopa dose was the primary efficacy measure. Significantly greater reductions in levodopa dose were achieved as compared to placebo for the two highest doses of N-0923 TDS. Patients treated with 33.5 mg and 67 mg N-0923 TDS decreased levodopa use by 26% and 28%, vs. 7% for placebo. N-0923 TDS was safe and well tolerated.

Original languageEnglish (US)
Pages (from-to)459-463
Number of pages5
JournalMovement Disorders
Volume16
Issue number3
DOIs
StatePublished - May 2001

Keywords

  • Dopaminergic D agonist
  • N-0923 transdermal
  • Parkinson's disease

ASJC Scopus subject areas

  • Neurology
  • Clinical Neurology

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