Zonegran ® (zonisamide) capsules is a medicine used to treat partial seizures in adults. It is taken with other seizure medicines to help control seizures.
Zonegran is not right for everyone. You should not take Zonegran if you are allergic to sulfa drugs. Call your doctor right away if you experience a rash; your seizures worsen; you experience sudden back pain, abdominal pain, or blood in your urine; fever, sore throat, or bruising easily; depression or unusual thoughts; extreme drowsiness, difficulty concentrating, or coordination problems; speech or language problems.
The most common side effect of Zonegran are drowsiness, loss of appetite, dizziness, headache, nausea, and agitation/irritability. These side effects usually occur within the first 4 weeks of therapy.
Zonegran may make you drowsy. Do not drive a car or operate complex machinery until you know how Zonegran may affect you.
Be sure to follow your doctor’s directions on how to take Zonegran. Do not share your Zonegran with others. Do not stop taking Zonegran or any other seizure medication without consulting your doctor first.
Zonegran is available in 25-mg, 50-mg and 100-mg capsules.