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Selegiline in the treatment of daily fluctuations in disability of parkinsonian patients with long-term levodopa treatment.

AbstractIn order to evaluate in a double-blind manner the therapeutic efficacy of selegiline in the treatment of late-phase Parkinson's disease, 19 patients with end-of-dose type fluctuations were randomized for a double-blind cross-over trial receiving either selegiline 10 mg or placebo. Each period lasted 12 weeks. During a two week prestudy period the dose of levodopa was titrated to optimal levels. The disability was evaluated using the Columbia University Disability Scale (CUDS). The patients kept a daily diary to monitor closely the frequency and severity of their fluctuations and the side-effects of treatment. Their parkinsonian disability and all main symptoms improved significantly during selegiline treatment. The mean duration of action of a levodopa dose was significantly longer and there was significantly less daily end-of-dose and early morning akinesia during selegiline treatment. The side-effects were similar in both treatments. This double-blind study confirms the findings of earlier open studies that selegiline potentiates and prolongs the therapeutic effects of levodopa and thus its use is particularly beneficial in patients with end-of-dose type fluctuations in disability.
AuthorsE H Heinonen, U K Rinne, J Tuominen (Affiliation: Department of Neurology, University of Turku, Finland.)
JournalActa neurologica Scandinavica. Supplementum (Acta Neurol Scand Suppl) Vol. 126 Pg. 113-8 ( 1989) ISSN: 0065-1427 DENMARK
PMID2515716 (Publication Type: Clinical Trial, Journal Article, Randomized Controlled Trial)
Chemical References
  • Levodopa
  • Phenethylamines
  • Selegiline
Topics
  • Aged
  • Aged, 80 and over
  • Double-Blind Method
  • Drug Evaluation
  • Drug Therapy, Combination
  • Female
  • Humans
  • Levodopa (therapeutic use)
  • Male
  • Middle Aged
  • Parkinson Disease (drug therapy)
  • Phenethylamines (therapeutic use)
  • Selegiline (therapeutic use)