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  4. FDA warns of rare but serious drug reaction to the antiseizure medicines levetiracetam (Keppra, Keppra XR, Elepsia XR, Spritam) and clobazam (Onfi, Sympazan)
  1. Drug Safety and Availability

FDA warns of rare but serious drug reaction to the antiseizure medicines levetiracetam (Keppra, Keppra XR, Elepsia XR, Spritam) and clobazam (Onfi, Sympazan)

Seek immediate medical attention if unexplained rash, fever, or swollen lymph nodes develop

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11-28-2023 FDA Drug Safety Communication

Drug Safety Communication (PDF - 241 KB)

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