Evidence Health
← Back to the full page

Gabapentin

Also sold as Gabapentin, GABAPENTIN

Medicine summary · from official FDA labels · Oct 19, 2026

8 recalls on record — a recall affects specific batches; check with your pharmacist.

What it’s used for

Gabapentin oral solution is indicated for: Management of postherpetic neuralgia in adults Adjunctive therapy in the treatment of partial onset seizures, with and without secondary generalization, in adults and pediatric patients 3 years and older with epilepsy Gabapentin oral solution is indicated for: Postherpetic neuralgia in adults (1) Adjunctive therapy in the treatment of partial onset seizures, with and without secondary generalization, in adults and pediatric patients 3 years and older with epilepsy (1)

How to take it

Postherpetic Neuralgia ( 2. 1 ) Dose can be titrated up as needed to a dose of 1,800 mg/day Day 1: Single 300 mg dose Day 2: 600 mg/day (i.

Important warnings

Drug Reaction with Eosinophilia and Systemic Symptoms (Multiorgan hypersensitivity): Discontinue if alternative etiology is not established (5. 1) Anaphylaxis and Angioedema: Discontinue and evaluate patient immediately (5.

Common side effects

The following serious adverse reactions are discussed in greater detail in other sections: Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)/Multiorgan Hypersensitivity [see Warnings and Precautions (5. 1) ] Anaphylaxis and Angioedema [see Warnings and Precautions (5.

Interactions

Concentrations increased by morphine; may need dose adjustment ( 5.

If pregnant or breastfeeding

8.

Forms & strengths

600 MG Extended Release Oral Tablet · 300 MG Extended Release Oral Tablet · 200 MG Oral Capsule · 50 MG/ML Oral Solution · 100 MG Oral Capsule · 300 MG Oral Capsule · 400 MG Oral Capsule · 600 MG Oral Tablet · 800 MG Oral Tablet · 100 MG Oral Tablet · 400 MG Oral Tablet

Questions to ask your doctor or pharmacist

  • Is this the right medicine for my condition, and how long should I take it?
  • What side effects should I watch for, and which need urgent attention?
  • Does this interact with my other medicines, supplements, or alcohol?
  • What should I do if I miss a dose or take too much?