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Gabapentin 800mg
Medically Reviewed by – Dr. Hayden Walsh, MD
Last Updated on 8 July 2026

Gabapentin 800mg

$2.34 $2.86
Gabapentin 800 mg is a prescription medication primarily used to treat nerve pain, epilepsy, and restless legs syndrome. It belongs to the anticonvulsant drug class and works by altering nerve signals in the brain to reduce pain and seizures. Gabapentin is not a narcotic but is sometimes prescribed for off-label uses like anxiety and migraine prevention. Doctors commonly recommend Gabapentin 800 mg for neuropathic pain caused by conditions such as shingles and diabetes.
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SUNNY28Summer Spectacular Sale2026-07-31

What is Gabapentin 800 mg?

Gabapentin 800 mg is a prescription anticonvulsant used to treat nerve pain, epilepsy, and restless legs syndrome. It works by calming nerve activity in the brain to ease pain and prevent seizures. Doctors in Australia often prescribe it for neuropathic pain from conditions like shingles or diabetes.

How to Use Gabapentin 800 mg

Take Gabapentin 800 mg exactly as your doctor advises — usually one to three times daily, with or without food. Swallow the tablet whole with water. Try to take it at the same time each day. Don’t stop suddenly, as this can cause withdrawal or worsen seizures.

Dosage Instructions

  • Typical dose: 800 mg, two or three times a day.

  • Start low, then increase gradually under supervision.

  • Missed dose: skip if it’s close to the next one.

  • Overdose: seek urgent medical care if you feel dizzy, confused, or very drowsy.

Side Effects of Gabapentin 800mg

Common side effects include drowsiness, dizziness, swelling, blurred vision, or weight gain. Serious symptoms such as breathing trouble or mood changes need medical attention right away. Avoid driving until you know how it affects you.

Drug Interactions

Avoid alcohol, sedatives, opioids, and antacids (within two hours of dosing). These may reduce Gabapentin’s effectiveness or heighten side effects. Always tell your doctor about other medicines or supplements you take.

Warnings

  • Avoid alcohol while on Gabapentin.

  • Elderly users may feel stronger drowsiness or unsteadiness.

  • Don’t stop suddenly; taper gradually.

  • Use only if prescribed during pregnancy or breastfeeding.

  • May cause dizziness — avoid operating machinery.

Storage

Store below 25 °C, away from moisture and heat. Keep out of reach of children and pets. Dispose of expired tablets safely through a pharmacy.

FAQs

Where can I buy Gabapentin 800 mg at a low cost?

You can buy Gabapentin 800 mg at a low cost from trusted Australian online pharmacies. Many offer coupon codes, bulk discounts, and secure delivery options. Prices vary depending on the pharmacy, but ordering online can help you save more compared to local chemists, especially for long-term prescriptions.

Can I take two Gabapentin 800 mg tablets?

You should never take two Gabapentin 800 mg tablets at once unless specifically instructed by your doctor. Doing so can lead to overdose symptoms like dizziness, confusion, or extreme drowsiness. Always follow your prescribed dosage schedule and speak with your healthcare provider before making any dosage changes.

Is 800 mg of Gabapentin a high dose?

An 800 mg dose of Gabapentin is considered moderate to high, depending on the individual and condition treated. Doctors may prescribe it two or three times daily for severe nerve pain or epilepsy. Never increase your dose on your own — always follow your prescriber’s guidance for safety and effectiveness.

What should I avoid while taking Gabapentin?

Avoid alcohol, sedatives, and operating machinery while taking Gabapentin, as it may cause drowsiness and dizziness. Don’t take antacids containing aluminium or magnesium within two hours of your dose, as they can reduce absorption. Always check with your doctor before combining Gabapentin with other medicines or supplements.

Can I get Gabapentin 800 mg over the counter in Australia?

No, you can’t get Gabapentin 800 mg over the counter in Australia. It’s a prescription-only medicine, meaning you’ll need a valid script from a registered healthcare professional. Always consult your doctor before starting or adjusting your Gabapentin dosage.

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