A noninterventional study evaluating the effectiveness of rotigotine and levodopa combination therapy in younger versus older patients with Parkinson’s disease

Dirk Woitalla*, Antoine Dunac, Ali Safavi, Maria Gabriella Ceravolo, Juan Carlos Gomez Esteban, Nicola Pavese, Mahnaz Asgharnejad, Lars Joeres, Jan Christof Schuller, K. Ray Chaudhuri

*Corresponding author for this work

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

8 Citations (Scopus)

Abstract

Background: PD0013 was a 6-month noninterventional study in clinical practice comparing effectiveness/tolerability of rotigotine+levodopa in younger (<70 years) vs. older (≥70 years) Parkinson’s disease (PD) patients. Methods: Patients previously received levodopa for ≥6 months as monotherapy/in combination with another dopamine-agonist (DA). Primary variable: Unified PD Rating Scale (UPDRS) Part-II change from baseline to end-of-observation-period (EOP). Results: 91 younger/99 older patients started rotigotine; 68 younger/62 older patients completed the study. Most switched from levodopa+another DA. Addition of rotigotine as first DA was more common in older patients (20.2% vs.15.4%). Mean ± SD rotigotine-exposure: 6.1 ± 3.4 mg/24h younger vs. 4.9 ± 2.4 mg/24h older. Eleven patients changed levodopa dose. At EOP, improvement in mean UPDRS-II was greater in younger patients (p = 0.0289). UPDRS-II responder-rate (≥20% decrease in UPDRS-II score) was higher in younger patients (42.3% vs. 25.9%). Improvement across age groups was similar on PD Sleep Scale-2 and Clinical Global Impressions-Improvement Scale. Adverse drug reactions (ADRs), and discontinuations because of ADRs, were more common among older patients. There were no new safety signals. Conclusions: Despite low rotigotine doses, when added to levodopa/switched from levodopa+another DA, rotigotine led to greater improvement in UPDRS-II in younger patients (<70 years). Individual patient data revealed clinically meaningful improvements in UPDRS-II in both groups.

Original languageEnglish
JournalExpert Opinion on Pharmacotherapy
Volume19
Issue9
Pages (from-to)937-945
Number of pages9
ISSN1465-6566
DOIs
Publication statusPublished - 2018
Externally publishedYes

Keywords

  • Add-on therapy
  • dopamine agonist
  • levodopa
  • noninterventional study
  • Parkinson’s disease
  • rotigotine
  • UPDRS II

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