| EMA number | EMEA/H/C/000227 |
| ATC code | N05CF03 |
| Authorisation | 12 March 1999 |
| Withdrawn | 3 July 2015 |
| Revision | 19 |
Sonata is indicated for the treatment of patients with insomnia who have difficulty falling asleep. It is indicated only when the disorder is severe, disabling or subjecting the individual to extreme distress.