L-dopa with MK 485 for depression.
D003863:Depression / Q000188:drug therapy*; D004295:Dihydroxyphenylalanine / Q000627:therapeutic use*; D006801:Humans; D006834:Hydrazines / Q000627:therapeutic use*; D010919:Placebos; D011422:Propionates / Q000627:therapeutic use*
D006834:Hydrazines; D010919:Placebos; D011422:Propionates; D004295:Dihydroxyphenylalanine