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Clinical Trials Information for Patients and Caregivers

Explore the basics of clinical trials, including what they are, how they work, and what to expect. 

  • Why Participate in a Clinical Trial?

    Learn about the possible risks and benefits of joining a clinical trial and questions to ask about trials.

  • Are Clinical Trials Safe?

    Learn about informed consent, institutional review boards, and how trials are closely monitored to protect you.

  • Find Clinical Trials

    Find an NCI-supported clinical trial—and learn how to locate other research studies—that may be right for you or a loved one.

  • How Do Clinical Trials Work?

    Learn about who is eligible to join, how trials are designed, and the responsibilities of research team members.

  • Who Pays for Clinical Trials?

    Learn about the types of costs related to participating in a clinical trial, who is expected to pay for which costs, and tips for working with insurance companies.

  • What Are Clinical Trials?

    Learn about the purpose and importance of clinical trials, including the different types of clinical trials used in cancer research.