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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. Learning all you can about clinical trials can help you talk with your doctor and decide what is right for 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.

  • What Are Clinical Trials?

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

  • How Do Clinical Trials Work?

    Learning how clinical trials work can help you decide if you want to join.

  • 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.

  • Are Clinical Trials Safe?

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

  • Why Participate in a Clinical Trial?

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