Used primarily in the treatment of major depressive disorder, this compound functions as a tricyclic antidepressant by inhibiting the reuptake of neurotransmitters such as norepinephrine and serotonin in the brain. It helps restore chemical balance, improving mood, sleep, appetite, and energy levels in patients with depression. Due to its stimulant-like properties compared to other tricyclics, it may be preferred in individuals exhibiting fatigue or low energy. It is also occasionally used off-label for conditions such as neuropathic pain or attention-deficit disorders, though such uses are less common. Requires careful monitoring due to potential cardiovascular side effects and interactions with other medications.