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Research Participants

Clinical Trial FAQ


Choosing to participate in a clinical trial is an important personal decision. The following frequently asked questions provide additional information about clinical trials. In addition, it is often helpful to talk to a physician, family members, or friends about deciding to participate in a clinical trial. If you identify a trial and you believe that you qualify to participate, the next step is to contact the research study team and ask any questions that you may have. 

 
What is a clinical trial?
Why participate in a clinical trial?
Who can participate in a clinical trial?
What happens during a clinical trial?
What is informed consent?
What are the benefits and risks of participating in a clinical trial?
What are side effects and adverse reactions?
How is the safety of the participant protected?
What should people consider before participating in a trial?
What kind of preparation should a potential participant make for the meeting with the research coordinator or doctor?
Does a participant continue to work with a primary health care provider while in a trial?
Can a participant leave a clinical trial after it has begun?
Who sponsors clinical trials?
What is a protocol?
What is a placebo?
What is a control or control group?
What are the different types of clinical trials?
What are the phases of clinical trials?
What is an "expanded access" protocol?
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