The prescription medicine Klonopin® (clonazepam) is used for treating epileptic seizures and panic disorder. Although most people tolerate this medication well, it is possible to develop certain reactions to Klonopin.
Klonopin has been shown to cause certain side effects during clinical studies. In these studies, the most common side effects that were reported with this medicine included dizziness, drowsiness, behavior problems, and coordination problems.
Some side effects of Klonopin, while occurring infrequently, are potentially serious and should be reported immediately to your healthcare provider. These side effects may include insomnia, hallucinations, suicidal thoughts, or problems with balance (especially frequent falls, which are especially dangerous in the elderly). It is also possible to have an allergic reaction to Klonopin. Potential signs of an allergic reaction include an unexplained rash, hives, itching, and unexplained swelling.
(Click Klonopin Side Effects to learn about other potentially serious Klonopin reactions and for a more complete list of common side effects of this medication.)