A Drug Interaction Study of SPD503 and Concerta Administered Alone and In Combination in Normal Healthy Volunteers

Completed · Phase 1

Conditions studied: Healthy

In brief

This is a drug-drug interaction study; the purpose of this study is to examine the pharmacokinetics (levels of drug in the blood) of SPD503 (guanfacine hydrochloride) and Concerta (methylphenidate HCl) when given alone, and in combination.

Key facts

Study ID
NCT00901576
Run by
Shire
People needed
38
Starts
2009-05-18
Expected to finish
2009-07-06
Last updated by the study team
2021-06-14

Who can join

Age: 18 and older, up to 45. Sex: any. Healthy volunteers: accepted.

You may qualify if…

Where it is running

Full record on ClinicalTrials.gov

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