Clinical Research Glossary

equivalent (effect) equivalent (effect)


The same or almost the same result.

Example of equivalent (effect) in a sentence

In research, an equivalent effect means that different study treatments or medication doses have about the same effect on patients.

More Info

An equivalent effect doesn’t mean two treatments are exactly equal. Two treatments are equivalent if they have about the same risks and benefits.

Other info to think about when joining a study

The term “equivalent effect” could be used to explain that one study treatment has a similar effect as another one.

You may want to ask about whether there are any known possible differences between study treatments that would be important for you to understand given your own personal health concerns and issues.

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