About gabapentin
Anticonvulsant and nerve pain medicine
Used for
- Certain types of nerve pain, including after shingles
- Add-on treatment for focal seizures
Usual adult dose
Nerve pain: commonly starts at 300 mg once daily, then increases gradually; often 900–1,800 mg daily. Seizures: commonly 900–1,800 mg daily in divided doses.
Usual dose in children
For focal seizures, children aged 3 years and older: typically 10–15 mg/kg daily initially, increased gradually; dosing depends on age and weight.
Common side effects
- Sleepiness or dizziness
- Unsteadiness or poor coordination
- Tiredness
- Swelling in the legs
Important warnings
- Do not stop suddenly; withdrawal or seizures may occur.
- Can cause severe breathing problems, especially with opioids or other sedatives.
- May cause suicidal thoughts or mood changes.
- Kidney problems may require a lower dose.
Pregnancy
Use during pregnancy only when clearly needed; discuss risks and benefits with a healthcare professional.
Breastfeeding
Gabapentin enters breast milk. Monitor the infant for unusual sleepiness or poor feeding.
Interactions
- Opioids and other medicines that cause sleepiness can increase sedation and breathing risks.
- Antacids containing aluminum or magnesium can reduce absorption; separate by at least two hours.
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 It may be incomplete or out of date.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.