What kinds of Forms does Gabapentin have ?

Gabapentin capsules are available under different trade names and at different strengths. Gabapentin is used most commonly to treat epilepsy and neuropathic, or nerve, pain. The trade names of gabapentin capsules depend on the country in which they are manufactured and the manufacturer. The doctor will prescribe the correct dose of gabapentin according to the clinical indication.

Gabapentin comes as:

  • 100 mg, 300 mg, and 400 mg capsules
  • 300 mg, 600 mg, and 800 mg tablets
  • a 250 mg/5 mL oral (by mouth) solution.


Inactive ingredients in the capsules include lactose, cornstarch, and talc.

  • The 100-mg capsule shell also contains: gelatin and titanium dioxide.
  • The 300-mg capsule shell also contains: gelatin, titanium dioxide, and yellow iron oxide.
  • The 400-mg capsule shell also contains: gelatin, red iron oxide, titanium dioxide, and yellow iron oxide. The imprinting ink contains FD&C Blue No. 2 and titanium dioxide.


Inactive ingredients in the tablets include poloxamer 407, copolyvidonum, cornstarch, magnesium stearate, hydroxypropyl cellulose, talc, candelilla wax, and purified water.

Inactive ingredients in the oral solution include glycerin, xylitol, purified water, and artificial flavor.

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