Frequently asked questions

What is the purpose of this clinical study?

Clinical studies (also called clinical trials) are used to learn about the safety and effectiveness of possible new medications, medical devices, and medical procedures. Although there are many types of clinical trials, all United States-based clinical trials must conform to strict rules set by the U.S. Food and Drug Administration (FDA). These rules help protect the rights and safety of those who volunteer to take part in clinical trials. Learn the SCA study details.

What is the investigational drug being studied?

Troriluzole is an investigational drug that modulates the brain chemical glutamate. Brain cells communicate with each another by using chemicals, such as glutamate.

Who is conducting this clinical study?

This study is being conducted on behalf of Biohaven Pharmaceuticals by multiple sites, (research clinics or hospitals) across the United States with trained and qualified medical specialists.

Will I have to pay anything if I participate?

No. If you qualify and are chosen to participate, you will receive all study-related care, including investigational study drug, at no cost to you. Learn why you should participate.

How many people will participate in this study?

About 300 people will be screened and about 230 people will enter into the treatment phase in this study. Read more about the details of the SCA study.

How long does the study last?

Your participation in this study will last approximately 106 weeks and will include approximately 17 study visits to the study center. Learn more about the SCA clinical trial.

What if I join the study and decide I don’t want to participate anymore?

Like all clinical studies, this study is fully voluntary, and you may leave at any time.

If I am interested, what is the next step?

If you qualify, you can click on the nearest location to you on the map and you will be given the contact information to call/email that site and see if you are eligible. See if you qualify.