milnacipran is a selective serotonin/norepinephrine reuptake inhibitor (SNRI) used to treat depression and fibromyalgia. It acts by inhibiting the reuptake of the neurotransmitters serotonin and norepinephrine in the brain, thereby increasing their availability and enhancing their effects. milnacipran has been shown to improve mood, reduce anxiety, and relieve pain in patients with fibromyalgia.
