About baclofen
Centrally acting muscle relaxant
Used for
- Relieves muscle stiffness, spasms, and cramps, especially from multiple sclerosis or spinal cord disorders.
Usual adult dose
Usually starts at 5 mg three times daily, increased gradually; common maintenance is 40–80 mg daily in divided doses.
Usual dose in children
For children aged 12–18: usually starts at 5 mg three times daily, increased gradually; maximum 60 mg daily. Younger children require specialist dosing.
Common side effects
- Drowsiness, dizziness, and weakness
- Nausea or constipation
- Confusion or headache
- Low blood pressure
Important warnings
- Do not stop suddenly; withdrawal can cause seizures or hallucinations.
- May impair driving and worsen effects of alcohol or sedatives.
- Use cautiously with kidney disease, epilepsy, or mental health conditions.
- Overdose can cause severe sleepiness, breathing problems, or coma.
Pregnancy
Use only when the expected benefit outweighs potential risk; medical review is needed.
Breastfeeding
Small amounts may enter breast milk; monitor the infant for unusual sleepiness or poor feeding.
Interactions
- Alcohol and sedatives can increase drowsiness and breathing suppression.
- Medicines for high blood pressure may increase dizziness or low blood pressure.
- Antidepressants and other medicines affecting the nervous system may increase side effects.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.