FDA clears first drug for blindness sleep disorder

U.S. health regulators have approved a first-of-a-kind drug to treat a sleep disorder that mainly afflicts the blind.

The Food and Drug Administration approved Hetlioz capsules for patients who have problems sleeping because they can't detect light. The condition, called non-24-hour disorder, is estimated to affect up to 100,000 Americans, most of whom are totally blind. Hetlioz is the first FDA-approved treatment for the condition.

The most common side effects of the drug include headache, nightmares and respiratory and . The drug labeling warns that Hetlioz causes drowsiness and can interfere with performing basic tasks and mental alertness.

Analysts estimate the drug's annual sales could exceed $350 million.

Washington DC-based Vanda Pharmaceuticals markets one other drug for schizophrenia.

Company shares rose nearly 5 percent in afternoon trading.


Explore further

FDA approves first drug for rare erection disorder

© 2014 The Associated Press. All rights reserved.

Citation: FDA clears first drug for blindness sleep disorder (2014, January 31) retrieved 24 January 2021 from https://medicalxpress.com/news/2014-01-fda-drug-disorder.html
This document is subject to copyright. Apart from any fair dealing for the purpose of private study or research, no part may be reproduced without the written permission. The content is provided for information purposes only.
 shares

Feedback to editors

User comments