Approved Uses

Epilepsy (Seizure Disorders)

Gabapentin is used as an add-on treatment for partial seizures in adults and children 3 years and older with epilepsy.

Typical Dosage:

  • Adults: Starting dose 300mg three times daily, may increase to 1800-3600mg daily
  • Children (3-12 years): 10-15mg/kg/day in 3 divided doses

Postherpetic Neuralgia

Treatment of nerve pain that follows healing of shingles (herpes zoster) rash in adults.

Typical Dosage:

  • Day 1: 300mg once daily
  • Day 2: 300mg twice daily
  • Day 3 onwards: 300mg three times daily
  • Maximum: 1800mg daily in divided doses

Neuropathic Pain

Treatment of various types of nerve pain conditions (off-label use).

Typical Dosage:

  • Starting dose: 100-300mg at bedtime
  • Maintenance: 300-600mg three times daily
  • Maximum: 3600mg daily

Dosage Guidelines

General Dosing Principles

  • Always start with the lowest effective dose
  • Increase gradually as directed by your healthcare provider
  • Take with or without food
  • Space doses evenly throughout the day
  • Swallow capsules/tablets whole with water

Dose Adjustments

Dosage may need adjustment based on:

  • Kidney function
  • Age (elderly patients)
  • Response to treatment
  • Side effects experienced
  • Other medications being taken

Missed Dose

If you miss a dose:

  • Take it as soon as you remember
  • If it's almost time for your next dose, skip the missed dose
  • Do not double dose to make up for a missed dose
  • Contact your healthcare provider if you miss multiple doses