The U.S. Food and Drug Administration expanded approval for Johnson & Johnson’s nasal spray, Spravato, to allow it to be used as a standalone treatment for patients with severe depression, the company said on Tuesday.

Johnson & Johnson's ketamine-derived nasal spray has been approved as a standalone treatment to fight depression for those who had an inadequate response to oral antidepressants.

An emerging treatment for clinical depression has reached an important milestone. This week, the Food and Drug Administration approved Johnson & Johnson’s ketamine-based nasal spray, Spravato, as a standalone therapy for cases of depression that haven’t responded to other options.