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Variety of delivery options including next day & free delivery.
Pharmacy, clinic and prescribers based in Greater Manchester.
Start your treatment with a quick and free online consultation.
Fill in a quick online consultation for our licensed pharmacists to review.
Our pharmacists will review your treatment to ensure it’s suitable.
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Acidex Advance Oral Suspension Peppermint is a reflux suppressant oral suspension formulated to relieve symptoms of acid reflux, heartburn, and indigestion. It contains the active ingredients sodium alginate and potassium hydrogen carbonate, which work together to form a protective barrier on top of the stomach contents. This barrier helps prevent stomach acid from flowing back into the oesophagus, providing fast and effective relief from discomfort.
Acidex Advance Oral Suspension Peppermint is suitable for adults and children aged 12 years and over. It is peppermint flavoured for easier swallowing and is available in multiple bottle sizes to suit individual needs.
| Medication Name | Acidex Advance Oral Suspension Peppermint |
| Active Ingredients | Sodium alginate 1000mg and Potassium hydrogen carbonate 200mg per 10ml |
| Other Ingredients | Calcium carbonate, carbomer, sodium hydroxide, saccharin sodium, ethyl parahydroxybenzoate (E214), propyl parahydroxybenzoate (E216), butyl parahydroxybenzoate, isopropyl alcohol, peppermint oil, purified water |
| Medication Form | Peppermint-flavoured oral suspension |
| Used to Treat | Acid reflux, heartburn, indigestion and acid regurgitation |
| Available Sizes | 500ml bottle |
| Who Can Use It | Adults and children aged 12 years and over |
| Prescription Required? | No – Pharmacy (P) medicine |
| Patient Information Leaflet | View Patient Information Leaflet |
Acidex Advance Oral Suspension Peppermint is used to relieve symptoms of gastro-oesophageal reflux, including heartburn, acid regurgitation, indigestion, oesophageal irritation, and discomfort caused by excess stomach acid.
Acidex Advance is suitable for adults and children aged 12 years and over.
Do not use this product if you:
Speak to a healthcare professional before use if you:
If symptoms persist for more than 7 days, consult a healthcare professional.
Most people experience no side effects. However, rare side effects may include:
Page content authored by Amjad Khan, last reviewed by Mr Muhammad on 9th March 2026.
