Clinical Research Glossary

withdraw withdraw


To stop being a participant in a study.

Example of withdraw in a sentence

If a participant decides to withdraw from a study, they should discuss with the study team how to do so safely.

More Info

A participant can decide to withdraw from a study or an investigator can decide to withdraw the participant, usually for safety reasons. Reasons to withdraw from the study should be discussed.

Other info to think about when joining a study

There may be information about how to withdraw from the study that you hear about when going through the consent process.

If you are thinking about stopping your participation in the study, ask the study team how to withdraw safely. You may also ask what may cause an investigator to withdraw you from the study.

If there are incentives for being part of the study, you may not get all of them if you leave the study early.

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