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Parkinson disease trials, also abroad

869 open Parkinson disease trials worldwide. Travel and costs are your own unless the study pays them; ask the study team first.

CountryOpen trials
United States294
China102
Italy76
France65
Türkiye46
All other countries

The same trial often runs in several countries

A Study in Adults with Parkinson's Disease and a Lack of Interest or Motivation to Test How Different Doses of IRL757 Given for Multiple Days are Tolerated in the Body has 5 sites in Bulgaria and runs in 4 countries. If a site near you is full, another one may still take people.

See A Study in Adults with Parkinson's Disease and a Lack of Interest or Motivation to Test How Different Doses of IRL757 Given for Multiple Days are Tolerated in the Body in all 4 countries
Under construction, not live – Parkinson disease trials in Bulgaria – Frontlight Research