Contact Us

Contact Us

Want to talk to a Celerion Study Participant Representative in our Customer Care Center about registering for a specific study, or about clinical studies in general? Or, want to schedule a tour of a specific Celerion site?

Please call US 1-866-445-7033 or UK 02890 554000

US: Monday - Friday 6am – 8pm (Arizona Time)
US: Saturday 7am – 1pm (Arizona Time)
UK: Monday - Friday 9am - 5pm (Belfast Time)

Or, fill out the form below to receive a phone call within 24 hours from a Celerion Study Participant Representative.

If you wish to speak with someone not involved with a study or to discuss any questions, issues or concerns; obtain information; and offer input, please contact