Metaxalone

Common side Effects

Drowsiness
Nausea
Constipation
Dry mouth
Headache
Blurred vision
Lightheadedness
Dizziness or drowsiness may occur during the first few days as your body adjusts to this medication.

Serious Side Effects

Mental/mood changes
Signs of infection (e.g., persistent sore throat, fever)
Yellowing eyes or skin
Unusual tiredness
Fast/pounding heartbeat
Worsening of seizures