> Western Medicines > Neurontin


Used for: Migraine prevention, Hot flushes, Neuropathic pain, Focal seizures
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What is Neurontin?

Neurontin is a brand medication that contains Gabapentin, which belongs to a group of medications called anticonvulsants. It works by reducing the pain signals sent out from the damaged nerves. It is therefore used to treat neuropathic pain, focal seizures, and the prevention of migraines.

How to use it?

Neurontin is available as capsules.

For seizures and epilepsy and neuropathic pain

Up titrate the dose as follows: 

Day 1: 300 mg once daily
Day 2: 300 mg twice daily
Day 3: 300 mg 3 times daily 


Day 1: 300 mg 3 times daily
Then increase 300 mg every 2-3 days in 3 divided doses. Adjust the dosage according to the response. The maximum daily dose is 3.6g.


For prevention of migraine
Start with 300 mg daily, then increase to up to 2.4 g daily in divided doses; Adjust the dosage according to the response.

What are the side effects of Neurontin?

Common side effects of Neurontin include arms and legs swelling, weight gain, dizziness and drowsiness, and dry mouth.

Who should not take Neurontin?

  • People who are allergic to any component of Neurontin 
  • Children under 6 years of age
  • Pregnant or breastfeeding women and those who intend to become pregnant

Pharmacist Tips:

  • Do not stop taking it as it may take a few weeks for it to work.
  • If you experience difficulty breathing and rash and swollen skin, seek medical attention immediately.
  • Do not drive until you know how you respond to Neurontin as it may cause drowsiness.
  • Do not discontinue Gabapentin abruptly as it may increase the risk of seizure.

Common dosing schedule: 
Take with or without food.

This schedule is for reference only, adjustments may be made according to individual needs.


Some common medications Neurontin may interact with:

Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.

Where to buy Neurontin in Hong Kong?

In Hong Kong, Neurontin is a prescription only medicine, and requires a prescription from a doctor to be purchased in a pharmacy. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.

For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at https://www.drugoffice.gov.hk

Need more information?

For detailed information about the use of Neurontin in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.

Available dosage
  • 100mg / 300mg / 400mg / 600mg (Capsules)
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