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Pharmacy, clinic and prescribers based in Greater Manchester.
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| Medication Name | Gaviscon Advance Mint Chewable Tablets |
| Type and Form of Medicine | Chewable tablets |
| What it Does | Relieves heartburn, acid reflux, and indigestion |
| Active Ingredients | Sodium alginate and potassium bicarbonate |
| Strength | Each tablet contains sodium alginate 500mg and potassium bicarbonate 100mg |
| Size | 60 tablets |
| Patient Information Leaflet | Click here |
Gaviscon Advance Mint Chewable Tablets are used to relieve heartburn, acid reflux and indigestion caused by reflux of stomach contents. They provide long-lasting relief by forming a protective barrier on top of the stomach contents to help prevent acid rising into the oesophagus.
These tablets are used for the relief of:
The tablets contain sodium alginate, which reacts with stomach acid to form a protective gel or “raft” that floats on top of the stomach contents. This raft helps prevent acid from flowing back into the oesophagus. Potassium bicarbonate supports the raft-forming action.
These tablets are suitable for adults and children over 12 years.
They may not be suitable if you:
Most people tolerate Gaviscon Advance well.
Stop taking and seek immediate medical advice if you experience an allergic reaction.
Active Ingredients: Each tablet contains sodium alginate 500mg and potassium bicarbonate 100mg.
Other Ingredients: Mannitol (E421), copovidone, macrogol 20,000, acesulfame K (E950), peppermint flavour, magnesium stearate, calcium carbonate, aspartame (E951 – a source of phenylalanine).
Important: Contains sodium and potassium. Speak to your doctor if you are on a restricted diet for either.
They relieve heartburn, acid regurgitation and indigestion related to gastro-oesophageal reflux (including after meals and during pregnancy).
1–2 tablets after meals and at bedtime, up to 4 times a day (max 8 tablets in 24 hours). Chew thoroughly before swallowing.
Under 12s should only take it on medical advice.
Yes, but leave 2 hours between Gaviscon Advance and other oral medicines to avoid reduced absorption.
Yes — you can take this medicine during pregnancy and breastfeeding. If symptoms persist beyond 7 days, seek medical advice.
Yes. Each tablet contains sodium and potassium. If you’re on a restricted-salt or restricted-potassium diet, or have kidney/heart problems, consult your doctor or pharmacist first.
Very rare allergic reactions (e.g., rash, itching, breathing difficulty, anaphylaxis). Stop taking and get medical help if these occur.
Page content authored by Muhammad, last reviewed by Amjad Khan on 15th September 2025.
