To speak with someone at our clinic, please call or email:

Map to Location

Our address is:
Parexel London

Northwick Park Hospital
Watford Road
Harrow, Middlesex HA1 3UJ

New Volunteers: +0800 389 8930
Registered Volunteers: +0189 561 4888

Email: drugtrial@Parexel.com


Learn more about Parexel International by visiting our website: www.Parexel.com