Welcome

Charles River Clinical Services Northwest conducts clinical research trials, which test the effects of investigational drugs on volunteers.

• See the 'What are clinical trials?' section and the Frequently Asked Questions for more details.

We are always looking for participants to help us. Study participants receive a monetary stipend, study-related medical care, and great food in a fun, relaxing atmosphere. Participant Advocates are always available to ensure your comfort and safety.

• To see a list of currently enrolling studies, click here.
• To register online, click here.

We recognize how valuable your time is. Charles River is committed to making your stay enjoyable, safe, and well worth your time. We encourage you to bring a friend to share in this experience. Plus, you may earn up to $250 for each person you refer when they complete their first study.*

^{*The referral bonus may not apply to all studies, click here for more details.}

PLEASE NOTE: We will begin construction on our screening area on Thursday, August 7th.  Screening will be open during this time.  Please bear with our mess as we work to make our screening space more efficient!