Get emergency help for serious side effects. This includes: suicidal ideation, suspected allergic reaction, reactions that affect multiple body parts, symptoms of low sodium (see Cautions). Inform your doctor if you experience symptoms of depression, anxiety, hyperactivity, and other mood/behavioral changes.
Common side effects may include: rash, nausea and vomiting, dizziness, balancing issues, double vision, tremors, drowsiness, fatigue.
Oxcarbazepine may make cause drowsiness. Inform doctor before taking opioids, sleeping pills, muscle relaxers, anxiety meds, and other seizure meds.