Clinical Research Glossary

non-inferiority trial non-inferiority trial

CDISC

A study to test if a study treatment works about as well as another treatment for the same condition.

Example of non-inferiority trial in a sentence

One example of a non-inferiority trial would be to test whether a new medicine for asthma works as well as one that some patients already use.

More Info

Non-inferiority trials are done to find more treatment options that work as well as ones that are already approved for a specific disease or condition.

Other info to think about when joining a study

If you are considering joining a non-inferiority trial this means that the study will be looking at whether one treatment is as good as another. You should ask the study team any questions you have about the treatments being studied or how you will be assigned to a study arm.

Version 2.0 September 2024

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