The following serious adverse reactions are described elsewhere in the labeling: Suicidal Thoughts and Behaviors in Pediatric and Young Adults Patients Serotonin Syndrome Cardiac Arrythmias Orthostatic Hypotension and Syncope Increased Risk of Bleeding Priapism Activation of Mania or Hypomania Discontinuation Syndrome Potential for Cognitive and Motor Impairment Angle-Closure Glaucoma Hyponatremia Most common adverse reactions (incidence ≥ 5% and twice that of placebo) are: edema, blurred vision, syncope, drowsiness, fatigue, diarrhea, nasal congestion, weight loss.