Possible Side Effects Baclofen
Check with your doctor if any of these most common side effects persist or become bothersome:* constipation; dizziness; drowsiness; fatigue; headache; nausea; sleeplessness. Seek medical attention right away if any of these severe side effects occur: * severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); blurred vision; confusion; frequent urination; increased weakness of arms or legs; seizures; slurred speech; sore throat; vomiting.

Drug Class and Mechanism Baclofen
Baclofen is a muscle relaxant. It reduces the frequency and severity of muscle spasms that occur as a result of neurological disorders such as multiple sclerosis.

More InformationBaclofen here
Baclofen is to be used only by the patient for whom it is prescribed. Do not share it with other people.If your symptoms do not improve or if they become worse, check with your doctor.