Gabapin NT 400

Tablet · Intas
PRESCRIPTION MEDICINE

Gabapin NT 400 is a tablet made by Intas that contains Gabapentin 400 mg + Nortriptyline 10 mg. It combines Gabapentin: nerve pain and anti-epileptic and Nortriptyline: tricyclic antidepressant (low dose for pain).

Ingredient (salt)Amount
Gabapentin400 mg
Nortriptyline10 mg

Gabapentin

Nerve pain and anti-epileptic

What it is used for

Eases nerve pain (for example from diabetes or shingles) and prevents some seizures.

How it works

Calms overactive nerves; used for nerve pain (diabetic neuropathy, shingles pain) and some seizures.

How to take it

Started low (100 to 300 mg at night) and increased over days to three times a day. Do not stop suddenly.

Common side effects

  • Drowsiness
  • Dizziness
  • Unsteadiness
  • Weight gain
  • Swollen ankles

Get medical help straight away if

  • Breathing problems (especially with opioids)
  • Mood changes or suicidal thoughts
  • Severe rash

Be careful

Causes drowsiness and dizziness; avoid alcohol and driving until you know how it affects you.

Other medicines and interactions

Opioids, alcohol and sedatives make drowsiness and breathing problems worse. Antacids reduce absorption; take 2 hours apart. Can be misused.

Pregnancy and breastfeeding

Use in pregnancy only if benefits outweigh risks; ask your doctor about breastfeeding.

Nortriptyline

Tricyclic antidepressant (low dose for pain)

What it is used for

In low doses, eases nerve pain and helps sleep.

How it works

A tricyclic antidepressant, used at low doses for nerve pain and migraine prevention.

How to take it

Usually 10 to 25 mg at night, increased slowly; pain relief takes 2 to 4 weeks.

Common side effects

  • Dry mouth
  • Drowsiness
  • Constipation
  • Weight gain
  • Dizziness on standing

Get medical help straight away if

  • Fast or irregular heartbeat
  • Difficulty passing urine
  • Confusion
  • Thoughts of self-harm

Be careful

Causes drowsiness, dry mouth and constipation; dangerous in overdose.

Other medicines and interactions

Dangerous in overdose; keep away from children. More drowsiness with alcohol and sedatives. Serotonin syndrome risk with tramadol, SSRIs and triptans; avoid with MAOIs.

Pregnancy and breastfeeding

Ask your doctor; some tricyclics are used in pregnancy and breastfeeding at low doses when needed.

Same composition, other brands (10)

Gabanyl-NT 400Laregab NTGabaloy-NTGabaneuron NT 400Trugaba-NT 400Baga NTGabantin-NTPentanerv-NTAcegaba-NT 400Gabator NT

Ask your doctor or pharmacist before switching brands.

Common questions

What is Gabapin NT 400?

Gabapin NT 400 is a tablet by Intas containing Gabapentin 400 mg + Nortriptyline 10 mg.

What is Gabapin NT 400 used for?

Eases nerve pain (for example from diabetes or shingles) and prevents some seizures. In low doses, eases nerve pain and helps sleep.

How should I take Gabapin NT 400?

Started low (100 to 300 mg at night) and increased over days to three times a day. Do not stop suddenly. Usually 10 to 25 mg at night, increased slowly; pain relief takes 2 to 4 weeks. Always follow the dose your doctor or the pack gives.

What are the side effects of Gabapin NT 400?

Common side effects include: Drowsiness, dizziness, unsteadiness, weight gain, swollen ankles, Dry mouth, drowsiness, constipation, weight gain, dizziness on standing. Get medical help straight away for: Breathing problems (especially with opioids), mood changes or suicidal thoughts, severe rash, Fast or irregular heartbeat, difficulty passing urine, confusion, thoughts of self-harm.

Does Gabapin NT 400 need a prescription?

Yes. In India it is a prescription (Schedule H) medicine, so a pharmacist should sell it only with a doctor's prescription.

Can I take Gabapin NT 400 in pregnancy or while breastfeeding?

Use in pregnancy only if benefits outweigh risks; ask your doctor about breastfeeding. Ask your doctor; some tricyclics are used in pregnancy and breastfeeding at low doses when needed.

What are the substitutes for Gabapin NT 400?

Brands with the same composition: Gabanyl-NT 400, Laregab NT, Gabaloy-NT, Gabaneuron NT 400, Trugaba-NT 400, Baga NT, Gabantin-NT, Pentanerv-NT, Acegaba-NT 400, Gabator NT. Ask your doctor or pharmacist before switching.

Sources and further reading

NHS (UK National Health Service) and MedlinePlus (US National Library of Medicine) are free, reviewed medicine guides. Brand names and doses there may differ from India.

Composition checked against pack details from large Indian online pharmacies. Last reviewed 31 October 2026. Written by Satya Babu.

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For information only, not medical advice. This page is a plain-language summary written from standard prescribing information and the public guides linked below. Brands sometimes change their formula, so always check the composition printed on the pack. Doses here are typical adult doses; yours may differ. Do not start, stop or change a medicine without your doctor or pharmacist, and keep all medicines away from children. In an emergency, call 112 (India) or your local emergency number.