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Contact us

The PAREXEL International Clinical Pharmacology Research Unit can be found at:

Level 7
Northwick Park Hospital*
Watford Road
Middlesex HA1 3UJ

PhoneFree phone** 0800 3898930 (new volunteers registration line)

Phone01895 614888 (study enquiry line for registered volunteers)

Register Online here »

*Please note that PAREXEL International is independent of Northwick Park Hospital
**Calls from mobile numbers may be charged. Please check with your network for details.

The PAREXEL Clinical Pharmacology Research Unit
Level 7, Northwick Park Hospital, Watford Road, Harrow, Middlesex HA1 3UJ
VOLUNTEER FREEPHONE - 0800 389 8930 | Email: