Do not use Keppra if:

• you are allergic to any ingredient in Keppra

• Check with your doctor before drinking alcohol while taking Isoniazid. Alcohol may increase the risk of liver problems.
• Keppra may cause drowsiness or dizziness. These effects may be worse if you take it with alcohol or certain medicines. Use Keppra with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
• Do not suddenly stop taking Keppra or your other seizure medicines. You may have an increased risk of side effects (e.g., seizures). If you need to stop Keppra or add a new medicine, your doctor will gradually lower your dose.
• Contact your health care provider if your seizures become worse or if you have a new type of seizure.
• Keppra should be used with extreme caution in children younger than 4 years old; safety and effectiveness in these children have not been confirmed.
• Pregnancy and breast-feeding: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Keppra while you are pregnant. Keppra is found in breast milk. Do not breast-feed while taking Keppra.

Check with your doctor if any of these most common side effects persist or become bothersome:

• Dizziness; drowsiness; loss of appetite; runny nose; tiredness; vomiting; weakness.

• Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); behavioral changes (e.g., aggression; agitation; anger; apathy; irritability; hostility); changes in vision; decreased coordination; depression; extreme drowsiness, tiredness, or weakness; fever, chills, or sore throat; hallucinations; irrational thoughts or beliefs; memory loss; mental or mood changes; new or worsening seizures; suicidal thoughts or attempts; unusual bruising or bleeding; yellowing of the skin or eyes.

If you have any questions about Keppra, please talk with your doctor, pharmacist, or other health care provider.
Keppra is to be used only by the patient for whom it is prescribed. Do not share it with other people.