Written & Compiled by Anushta Chandrapalan, M.Sc  | Medically Reviewed by The Medindia Medical Review Team on 7/29/2021 2:45:15 AM
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General Information on Gabapentin

Generic Name : Gabapentin

Pronunciation : ga' ba pen tin

Latest prescription information about Gabapentin. Learn how to pronounce the drug's name, its indications, dosage, how to take, when to take, when not to take, side effects, special precautions, warnings and its storage instructions . Also listed are the International and Indian trade name(s) of the drug and its price list.
ICD Code : Y46.6 | Therapeutic Classification : Anticonvulsants

Why is Gabapentin Prescribed? (Indications)

This medication is an anticonvulsant, prescribed for postherpetic neuralgia, and epilepsy.  

When should Gabapentin not to be taken? (Contraindications)


What is the dosage of Gabapentin?

Postherpetic Neuralgia
In adults with postherpetic neuralgia, neurontin therapy may be initiated as a single 300-mg dose on day 1, 600 mg/day on day 2 in divided doses and 900 mg/day on day 3 in divided doses.
Patients > 12 years of age: The effective dose of neurontin is 900 to 1800 mg/day and given in divided doses (three times a day) using 300 or 400 mg capsules, or 600 or 800 mg tablets. The starting dose is 300 mg three times a day.

How should Gabapentin be taken?

It comes as a tablet, capsule, and syrup to take by mouth, with or without food.

What are the warnings and precautions for Gabapentin?

• Caution should be exercised in patients with history of depression, suicidal thoughts, kidney impairment, any allergy, who are taking other medications, children especially less than 3 years old, during pregnancy and breastfeeding.

• It may cause drowsiness, dizziness, or blurred vision, do not drive a car or operate machinery while taking this medication.

• It may affect blood sugar level; monitor sugar level regularly.

• Patient may develop with increased risk of suicidal thoughts; watch them carefully.

• Monitor liver function, kidney function, and complete blood cell counts regularly while taking this medication.

What are the side effects of Gabapentin?

•   Body As A Whole : Fatigue, increased weight, back pain, swelling in the extremities, weakness, infection, headache, accidental injury and abdominal pain.
•   Heart : Dilatation of blood vessels.
•   Gastrointestinal : Indigestion, dry mouth or throat, constipation, increased appetite, diarrhea, nausea, vomiting and flatulence.
•   Blood : Decrease in white blood cells.
•   Musculoskeletal : Muscle pain and fracture.
•   Central Nervous System : Drowsiness, dizziness, incoordination, night blindness, tremor, nervousness, memory loss, depression, abnormal thinking and twitching.
•   Respiratory : Runny nose and cough.
•   Skin : Abrasion, itching and rash.
•   Metabolic : Swelling in the extremities, weight gain and increased blood sugar.
•   Genitourinary : Impotence.
•   Eye and ENT : Blurred vision, eye inflammation, double vision and ear infection.

What are the other precautions for Gabapentin?

Avoid excess dosage.

What are the storage conditions for Gabapentin?

Store at 25°C.

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bbrown, United States

i have extreem heat and flushing mostly in my face and neck and it is really really hot. What can i do about this conditon?

nilam, Nepal

i have the problm of right renal stone,can i continue to take this medicine

Gloria Burke, United States

I take one capsule/night to help sleep and depression due to chronic lumbar problem. I am suffering Morton Neuroma for 3 weeks in right foot, does it have anything to do with taking Neurontin?

Ankt Jain, United Kingdom

Recently I've been prescribed to switch to gabapentin (from lyrica and tegrital). I'm suffering from acute brachial plexus injury to right hand and arm. What could be the major side effects

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