A research study that tests new ways to prevent, detect, treat or manage a disease (such as cancer) on eligible, informed and willing human participants.
Clinical trials are conducted in several steps, which are referred to as
Clinical trials that are currently accepting new participants are referred to as open clinical trials. Those that are no longer accepting new participants are referred to as closed clinical trials.
Also called clinical study.
The information that the Canadian Cancer Society provides does not replace your relationship with your doctor. The information is for your general use, so be sure to talk to a qualified healthcare professional before making medical decisions or if you have questions about your health.
We do our best to make sure that the information we provide is accurate and reliable but cannot guarantee that it is error-free or complete.
The Canadian Cancer Society is not responsible for the quality of the information or services provided by other organizations and mentioned on cancer.ca, nor do we endorse any service, product, treatment or therapy.
1-888-939-3333 | cancer.ca | © 2025 Canadian Cancer Society