The U.S. Food and Drug Administration expanded the indication of Supernus Pharmaceuticals Inc.’s Qelbree (viloxazine extended-release capsules) for the treatment of attention deficit hyperactivity disorder (ADHD) in adult patients aged 18 and older.

Shares of Supernus Pharmaceuticals climbed in trading on April 5 after the U.S. Food and Drug Administration’s April 2 approval of the company’s non-stimulant treatment for attention-deficit hyperactivity disorder (ADHD) in pediatric patients 6 to 17 years of age.

Results of a pivotal phase III study of Supernus Pharmaceuticals’ SPN-812 (viloxazine extended-release capsules) were published in the journal Clinical Therapeutics.