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This website is intended only for United States (US) residents; however, country specific websites outside of the US are available.

The path forward for idiopathic hypersomnia continues with new research.

Consider the ONSTRIDE-2 study.

Find out if you may be eligible

About the ONSTRIDE-2 study

This clinical study is assessing an investigational drug for idiopathic hypersomnia in people 18 years of age or older and is seeking volunteers.

A person may qualify to participate in the ONSTRIDE-2 study if they are:

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18 years of age or older

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Diagnosed with idiopathic hypersomnia

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Able to continue a stable dose of their current medications through study completion

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Not pregnant or planning pregnancy

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Not on a prohibited medication

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Able to give informed consent

This is not a complete list of study requirements. The study doctor will review all of the requirements with you.

It is important to study the investigational drug in a wide range of people with idiopathic hypersomnia. We are looking for ALL types of people living with idiopathic hypersomnia to enroll—including adults who are of any race, ethnic origin, or sex.

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Download the study brochure

The study brochure provides information similar to the information on this website to help you discuss participation in the ONSTRIDE-2 study with your doctor. You can also share the brochure with someone who may be interested in this study.

Learn more