Keppra Side Effects

Although most people tolerate the medication well, adverse effects are possible while taking Keppra. Some of the commonly reported side effects of the drug include drowsiness, weakness, and vomiting. When side effects do occur, in most cases, they are minor and can easily be treated by you or your healthcare provider. However, you should seek immediate medical attention if you develop any serious side effects of Keppra, like seizures that are becoming worse, depression, or hallucinations.

An Introduction to Keppra Side Effects

As with any medicine, side effects are possible with Keppra® (levetiracetam). However, not everyone who takes the medication will have problems. In fact, most people tolerate Keppra quite well. If side effects do occur, in most cases, they are minor and either require no treatment or are easily treated by you or your healthcare provider.
(This article covers many, but not all, of the possible side effects with Keppra. Your healthcare provider can discuss a more complete list of Keppra side effects with you.)

Common Side Effects of Keppra

Keppra has been studied thoroughly in clinical trials. In these studies, the side effects that occur in a group of people taking the drug are documented and then compared to the side effects that occur in another group of people not taking the medicine. As a result, it is possible to see what side effects occur, how often they appear, and how they compare to the group not taking the medicine.
In these studies, the most common Keppra side effects included:
  • Drowsiness -- in up to 23 percent of people
  • Accidental injury -- up to 17 percent
  • Weakness -- up to 15 percent
  • Vomiting -- up to 15 percent
  • Infections -- up to 13 percent
  • Loss of appetite -- up to 13 percent
  • An irritated, stuffy, or runny nose -- up to 13 percent
  • Coughing -- up to 11 percent
  • Nervousness -- up to 10 percent
  • Sore throat -- up to 10 percent.
Other common side effects (occurring in 2 to 9 percent of people) included:
  • Dizziness
  • Neck pain
  • Diarrhea
  • A spinning sensation (vertigo)
  • Bruising
  • Coordination problems
  • Flu-like symptoms (such as chills or body aches)
  • Constipation
  • Conjunctivitis ("pink eye")
  • Memory loss (amnesia)
  • Unusual sensations, such as burning, tingling, or numbness
  • Sinus infections
  • Double vision
  • Asthma
  • Skin discoloration
  • Lazy eye
  • Ear pain.
Know the Signs - Concussion Safety

Keppra Medication Information

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