Atomoxetine, sold under the brand name Strattera, among others, is an antidepressant medication used to treat attention deficit hyperactivity disorder (ADHD). It may be used alone or along with psychostimulants. Use of atomoxetine is only recommended for those who are at least six years old. It is taken by mouth. It was approved for medical use in the United States in 2002. In 2018, it was the 162nd most commonly prescribed medication in the United States, with more than 3 million prescriptions.