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The most common is transient drowsiness (10-63%). In one controlled study of 175 patients, transient drowsiness was observed in 63% of those receiving baclofen (baclofen (baclofen (baclofen tablets) tablets) tablets) compared to 36% of those in the placebo group. Other common adverse reactions are dizziness (5-15%), weakness (5-15%) and fatigue (2-4%). Others reported:
Neuropsychiatric: Confusion (1-11%), headache (4-8%), insomnia (2-7%); and, rarely, euphoria, excitement, depression, hallucinations, paresthesia, muscle pain, tinnitus, slurred speech, coordination disorder, tremor, rigidity, dystonia, ataxia, blurred vision, nystagmus, strabismus, miosis, mydriasis, diplopia, dysarthria, epileptic seizure.
Some of the CNS and genitourinary symptoms may be related to the underlying disease rather than to drug therapy. The following laboratory tests have been found to be abnormal in a few patients receiving baclofen (baclofen (baclofen (baclofen tablets) tablets) tablets) : increased SGOT, elevated alkaline phosphatase, and elevation of blood sugar.
Read the Baclofen (baclofen tablets) Side Effects Center for a complete guide to possible side effects
No information provided.
Last reviewed on RxList: 11/20/2007
This monograph has been modified to include the generic and brand name in many instances.
Additional Baclofen Information
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