* '''Day 89:''' start administration of agomelatine in a dosage of 25 mg/day. * '''Day 2223:''' if necessary, increase dosage of agomelatine to 50 mg/day.<ref name="agoswitch"> {{Pubmed|20196187|McAllister-Williams RH et al. The use of antidepressants in clinical practice: focus on agomelatine. Hum Psychopharmacol. 2010 Mar 1;25(2):95-102}}</ref>