At PRA, we do research into the effects and possible side-effects of drugs We do this with the help of volunteers: both healthy people and patients. Research on humans is a compulsory step in the development of new drugs before they can be launched on the market.

One of the world’s largest Clinical Trial Organizations, PRA is transforming clinical trials through our people, innovation and operational transparency. Our 10,000+ employees operate in more than 80 countries, delivering a broad spectrum of full-service and Strategic/Embedded clinical trial solutions that meet the demands of a diverse marketplace.


Over the last 30+ years, PRA has established a reputation for specialized expertise and success in a variety of compounds, ranging from niche treatments and therapies to blockbuster drugs. Clients also benefit from our strategic investment in key therapeutic programs and research areas, including neurology/psychiatry, oncology/hematology, infectious diseases, biosimilar products, cardio-metabolic diseases and rare diseases.


Our forward-thinking approach to clinical research innovation, customized recruitment strategies and technological advances continues to make a difference to healthcare patients worldwide

Postal address(also express parcels):
Stationsweg 163, 9471 GP Zuidlaren
Visiting address (Phase I Clinic):
Hanzeplein 1, Entrance 23,Groningen,Netherlands
+31 (50) 402-2222
+31 (50) 402-2223

Website