Everyday, hundreds of clinical research studies take place for healthy and patient volunteers. There are many different types of studies and each one has certain requirements.
For each study, the sponsor will determine the qualification requirements that they wish the volunteers to meet. It is the clinics job to find volunteers who meet those requirements and are willing to do the study.
Generally, you must be healthy, at least 18 with no major medical concerns, non-smoking, drug free and not taking any medications or supplements.
Part 1 – General Qualifications
Part 2 – In-Depth Look at Qualifications