The US FDA has approved the first of its kind ketamine-based nasal spray which is supposed to act as a standalone therapy for treatment-resistant depression.

Spravato is now the first stand-alone therapy for treatment-resistant depression, for patients who haven’t responded to oral antidepressants. On Tuesday, the Food and Drug Administration (FDA) approved Johnson & Johnson’s nasal spray,

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.