Keppra Side Effects & Drug Information


Keppra is an anti-epileptic drug. It is used to treat partial onset seizures in adults and children who are at least 4 years old.

Keppra is also used to treat tonic-clonic seizures in adults and children who are at least 6 years old, and myoclonic seizures in adults and children who are at least 12 years old.

Do not stop taking Keppra without first talking to your doctor, even if you feel better. If you stop taking Keppra suddenly, you may have increased seizures. Tell your doctor if you have new or worsening seizures.

You may have thoughts about suicide while taking Keppra. Your doctor will need to check you at regular visits. Do not miss any scheduled appointments.

Call your doctor at once if you have any new or worsening symptoms such as: mood or behavior changes, depression, anxiety, or if you feel agitated, hostile, restless, hyperactive (mentally or physically), or have thoughts about suicide or hurting yourself. Carry an ID card or wear a medical alert bracelet stating that you are taking Keppra, in case of emergency. Any doctor, dentist, or emergency medical care provider who treats you should know that you are taking Keppra. Levetiracetam can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert.

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have any new or worsening symptoms such as: mood or behavior changes, depression, anxiety, or if you feel agitated, hostile, restless, hyperactive (mentally or physically), or have thoughts about suicide or hurting yourself.

Call your doctor at once if you have any of these serious side effects:

  • hallucinations;
  • fever, chills, body aches, flu symptoms;
  • weakness, lack of coordination;
  • increasing or worsening seizures; or
  • nausea, stomach pain, loss of appetite, itching, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).

Less serious Keppra side effects may include:

  • dizziness, spinning sensation;
  • drowsiness;
  • feeling irritable;
  • headache;
  • runny nose, sore throat; or
  • neck pain.

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect.


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