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Eris Life Sciences Pvt Ltd - 138.15 G
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Gabapentin (100mg) + Methylcobalamin (500mcg)
Available at our pharmacy counter
This medicine is dispensed in person against a valid prescription and is not sold online. Ask our pharmacist about availability, or speak to a registered doctor.
In-store reference price ₹369
Renerve G is used for treatment of Neuropathic pain.
Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated October 2026
Renerve G contains Gabapentin (100mg) + Methylcobalamin (500mcg). It belongs to the Gabapentinoid and B-complex vitamin class of medicines.
Treatment of Neuropathic pain
Renerve-G 100mg/500mcg Capsule is a combination of two medicines: Gabapentin and Methylcobalamin. Gabapentin is an alpha 2 delta ligand which decreases pain by modulating calcium channel activity of the nerve cells. Methylcobalamin is a form of vitamin B which helps in the production of myelin, a substance that protects nerve fibers and rejuvenates damaged nerve cells. Together, they relieve neuropathic pain (pain from damaged nerves).
Take this medicine in the dose and duration as advised by your doctor. Renerve-G 100mg/500mcg Capsule may be taken with or without food.
Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.
If you miss a dose of Renerve-G 100mg/500mcg Capsule, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.
An overdose of this medicine can cause deep drowsiness, confusion, unsteadiness and slowed breathing, especially with an opioid or alcohol. It is unlikely to cause serious harm, because the body passes surplus B vitamins out in the urine. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.
Most side effects of Renerve G are mild and settle as the body adjusts. Reported side effects include:
Stop the medicine and seek help immediately for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.
| Pregnancy | Pregnancy UNSAFE |
|---|---|
| Breastfeeding | Breast feeding CONSULT YOUR DOCTOR |
| Alcohol | Alcohol UNSAFE |
| Driving | Driving UNSAFE |
| Kidney | Kidney CAUTION |
| Liver | Liver CAUTION |
| Habit forming | No |
This medicine causes drowsiness and unsteadiness, particularly when you start it or the dose goes up. Do not drive or operate machinery until you know how it affects you. Never stop it suddenly. Stopping abruptly can cause anxiety, sleeplessness, sweating and, in people taking it for epilepsy, fits. Your doctor will taper it. Tell your doctor about any change in mood or any thoughts of harming yourself. The dose is usually built up slowly from a low starting point — follow the schedule your doctor gave you rather than jumping to the full dose. Pregabalin comes under Schedule H1 from 16 November 2026 and will then need a prescription and a pharmacy register entry. Tingling, numbness or burning in the hands and feet should be assessed by a doctor rather than self-treated — a supplement does not address the cause. Folic acid can mask a vitamin B12 deficiency while nerve damage continues, so B12 should be checked before taking folic acid long term. Bright yellow urine after a B-complex dose is expected and harmless.
Not for anyone with a known allergy to this medicine or to any ingredient in the pack.
Opioid painkillers, alcohol, sleeping tablets and antihistamines all add to the drowsiness, and the combination with opioids can dangerously slow breathing. Antacids reduce the absorption of gabapentin — separate them by a couple of hours. Long-term metformin, acid-reducing medicines and some anti-epileptics lower B12 or folate levels. Tell your doctor if you take levodopa, as vitamin B6 can reduce its effect.
Store below 30°C in the original pack, away from direct sunlight and moisture. Keep out of the reach of children.
You have been prescribed Renerve-G 100mg/500mcg Capsule for treating and preventing nerve pain. Its side effects are usually mild and temporary. It may cause dizziness or sleepiness. Do not drive or do anything requiring concentration until you know how it affects you. To lower the chances of feeling dizzy or passing out, rise slowly if you have been sitting or lying down. Avoid consuming alcohol when taking Renerve-G 100mg/500mcg Capsule, as it may cause excessive sleepiness. Inform your doctor if you develop any unusual changes in mood or behavior, new or worsening depression or suicidal thoughts or behavior. Do not stop taking the medication suddenly without talking to your doctor.
Medicines with the same active ingredient (Gabapentin (100mg) + Methylcobalamin (500mcg)). Ask your doctor or pharmacist before switching brands.
| Medicine | Pack | Price | vs Renerve G |
|---|---|---|---|
| Pentanerv 100 mg TabletALKEM LAB | tablet · 10`S | ₹120 | 67% cheaper |
| Gabapin Me 100 mg TabletIntas Pharmaceuticals Ltd | tablet · 15`S | ₹211 | 43% cheaper |

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Compiled from the manufacturer's prescribing information and the sources below, and reviewed by a registered medical practitioner. It does not replace your own doctor's advice.