M-A: Combined oral contraceptives may improve overall premenstrual symptomatology but are not helpful for premenstrual depressive symptoms.

Efficacy of combined oral contraceptives for depressive symptoms and overall symptomatology in premenstrual syndrome: pairwise and network meta-analysis of randomized trials – American Journal of Obstetrics & Gynecology

Commentary: ‘Optimal’ treatment for premenstrual depressive symptoms remains elusive – Healio (free registration required)