Washington – The US Food and Drug Administration (FDA) approved Biogen BIIB.O and Sage Therapeutics’ SAGE.O oral pill to treat postpartum depression (PPD) in adults. The companies had sought the FDA’s approval for the drug, Zurzuvae, to treat major depressive disorderdrug, Zurzuvae, to treat major depressive disorder (MDD), or clinical depression, as well as postpartum depression, which affect millions of …