Informational only — Not medical advice. Always consult a licensed healthcare provider.

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More from G Antacid

Other strengths and forms by Gonoshasthaya Pharmaceuticals Ltd.

Indications & Uses

Pharmacology

Aluminium hydroxide neutralises the hydrochloric acid in the stomach. The reaction forms the salt AlCl3 and water, and it raises the gastric pH. Magnesium trisilicate also neutralises gastric acidity by raising the gastric pH.

Dosage Reference

Reference Information Only

Dosages shown are general references from official sources. Always consult your doctor or pharmacist for personalized dosing.

Adults:

Adults: take 2 to 4 teaspoonfuls after meals and at bedtime as needed, up to 4 times a day.

Side Effects

Diarrhoea, constipation, nausea, vomiting.

Cautions & Contraindications

Warnings & Precautions

Use with care in kidney problems, on a low-phosphate diet, or for long-term use.

Pregnancy & Breastfeeding

Pregnancy Category: Not classified. The FDA has not yet assigned this drug to a specific pregnancy category.

⚠️ Talk to your doctor before taking any medicine during pregnancy or while breastfeeding.

Drug Interactions

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Moderate Isoniazid
Moderate Allopurinol
Moderate Phenytoin
Moderate Magnesium
Moderate Penicillamine
Moderate Cyclosporine

Common questions about G Antacid 200 mg

What is G Antacid 200 mg Suspension?

G Antacid 200 mg Suspension is a medicine that contains Aluminium Oxide + Magnesium Trisilicate. It is made by Gonoshasthaya Pharmaceuticals Ltd. It belongs to the Antacid with laxative action group of medicines.

What is G Antacid used for?

G Antacid is used for: Gastroesophageal Reflux Disease, Peptic Ulcer, Dyspepsia.

What are the side effects of G Antacid?

Diarrhoea, constipation, nausea, vomiting.

Can I take G Antacid during pregnancy or while breastfeeding?

Pregnancy Category: Not classified. The FDA has not yet assigned this drug to a specific pregnancy category. Talk to your doctor before taking any medicine during pregnancy or while breastfeeding.

Can I take other medicines with G Antacid?

Some medicines can interact with Aluminium Oxide + Magnesium Trisilicate, for example: Isoniazid, Allopurinol, Phenytoin, Magnesium, Penicillamine, Cyclosporine. Tell your doctor or pharmacist about every medicine you take.

Do I need a prescription for G Antacid?

G Antacid is a prescription (Rx) medicine. Take it as your doctor advises.

Last updated: 15 Aug 2026