Pharmacy Guide
Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.
Pharmacy Guide
Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.
Bisodol Indigestion Relief Tablets
⚠ This medicine appears to have been discontinued
The electronic medicines compendium (emc) no longer publishes a Summary of Product Characteristics for this product, which usually means it is no longer marketed in the UK. The patient leaflet below is kept for reference, but the product may not be available.
If you were prescribed this medicine, other products containing Calcium carbonate, Sodium bicarbonate, Light magnesium carbonate may still be available. Do not stop your treatment — ask your pharmacist or GP what to use instead.
What it is and what it is used for
FOR Bisodol Indigestion Relief Tablets are antacids. They work by neutralising excess stomach acid. Bisodol Indigestion Relief Tablets treat the pain and discomfort of acid indigestion, heartburn and trapped wind. 2. BEFORE YOU TAKE BISODOL INDIGESTION RELIEF TABLETS Do not take Bisodol Indigestion Relief Tablets ● If you are allergic to any of the ingredients (see Section 6 for ingredients), ● If you have been told the level of phosphate in your blood is low (hypophosphataemia), ● If you have heart or kidney problems. Take special care with Bisodol Indigestion Relief Tablets ● If you have been told by your doctor that you are intolerant to some sugars, speak to your doctor before taking Bisodol Indigestion Relief Tablets. ● If you are following a controlled sodium diet, you should take into consideration that each tablet contains 18mg of sodium. Taking other medicines If you are taking tetracycline antibiotics or iron tablets, speak to your doctor or pharmacist before taking Bisodol Indigestion Relief Tablets. Pregnancy and breast-feeding Ask your doctor or pharmacist for advice before taking any medicine. Bisodol Indigestion Relief Tablets contain sodium This medicine contains less than 1 mmol sodium (23 mg) per tablet, that is to say essentially 'sodium-free'.
How to take it
BISODOL INDIGESTION RELIEF TABLETS Dose ● Adults, the elderly and children over 12 years Suck or chew one or two tablets, as required. ● Children under 12 years Not recommended. If symptoms persist, you should consult your doctor. If you take more Bisodol Indigestion Relief Tablets than you should It is unlikely that they will cause you any harm. However, you may experience constipation, diarrhoea or feel bloated. Consult your doctor if these symptoms do not go away.
If you stop taking Bisodol Indigestion Relief Tablets If you stop taking Bisodol Indigestion Relief Tablets after you have been taking them for a long time, you may suffer a temporary worsening of symptoms. This is called rebound hyperacidity. Consult your doctor if this symptom does not go away. If you have any further questions on the use of this product, ask your pharmacist. 4. POSSIBLE SIDE EFFECTS Like all medicines, Bisodol Indigestion Relief Tablets can cause
Possible side effects
, although not everybody gets them. Some patients may experience side effects such as constipation or diarrhoea. Reporting of side effects If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via the Yellow Card Scheme website at www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store. By reporting side effects you can help provide more information on the safety of this medicine.
How to store it
BISODOL INDIGESTION RELIEF TABLETS Keep out of the reach and sight of children. Do not use after the expiry date printed on the pack after EXP. The expiry date refers to the last day of that month. Do not store above 25°C. Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help to protect the environment. 6. FURTHER INFORMATION What Bisodol Indigestion Relief Tablets contain The active ingredients are calcium carbonate 522 mg, light magnesium carbonate 68 mg and sodium bicarbonate 64 mg. The other ingredients are saccharin sodium, maize starch, sucrose, calcium stearate and peppermint oil flavouring. What Bisodol Indigestion Relief Tablets look like and contents of the pack Bisodol Indigestion Relief Tablets are chewable tablets. They are round, white tablets with Bisodol imprinted on both sides. Bisodol Indigestion Relief Tablets are available in packs of 20, 30, 60 and 100 tablets. Not all pack sizes may be marketed. Marketing Authorisation holder Dexcel®-Pharma Ltd., 2nd Floor, Bourn, 1 Manor House Drive, Coventry, CV1 2FX, UK. Manufacturer Brunel Healthcare Manufacturing Ltd, Swadlincote, Derbyshire, DE11 0BB, United Kingdom. This leaflet was last updated in: November 2025 Bisodol is a Trade Mark of Dexcel®-Pharma Ltd. Other formats: To listen to or to request a copy of this leaflet in Braille, large print or audio please call, free of charge:
0800 198 5000 (UK only)
Please be ready to give the following information: Product Name Bisodol Indigestion Relief Tablets
Reference Number 14017/0308
This is a service provided by the Royal National Institute for Blind People.
Frequently asked questions about Bisodol Indigestion Relief Tablets
How do I take Bisodol Indigestion Relief Tablets?
Bisodol Indigestion Relief Tablets comes as tablet. Always follow the dose your doctor or pharmacist has given you, and read the leaflet that comes with the medicine.
What is the active substance in Bisodol Indigestion Relief Tablets?
The active substance in Bisodol Indigestion Relief Tablets is calcium carbonate, sodium bicarbonate, light magnesium carbonate.
Where does this information come from?
This leaflet reproduces the patient information leaflet approved for Bisodol Indigestion Relief Tablets, as published on the electronic medicines compendium (emc). The version printed inside your medicine’s packaging is the one that applies to you.
Can I get Bisodol Indigestion Relief Tablets without a prescription?
Whether a medicine is available over the counter or on prescription only depends on its licence. Check the leaflet, or ask your pharmacist — they can tell you straight away.
About this leaflet
The text above reproduces the patient information leaflet approved for this medicine, restructured for easier reading.
- Source: electronic medicines compendium (emc), Datapharm
- Active substance: calcium carbonate, sodium bicarbonate, light magnesium carbonate
- Official document: view the original leaflet on emc →
⚕For healthcare professionals — Summary of Product Characteristics (SmPC)Full SmPC: dosage, interactions, contraindications, warnings+
4.1. Therapeutic indications
For relief of the symptoms of gastric hyperacidity, variously called indigestion, heartburn, dyspepsia and flatulence.
4.2. Posology and method of administration
Adults, elderly and children over 12 years:
Suck slowly or chew one or two tablets as required.
Children under 12 years:
Not recommended.
4.3. Contraindications
Hypophosphataemia, and avoid in patients with heart failure or renal failure.
4.4. Special warnings and precautions for use
If symptoms persist, consult your doctor.
Keep all medicines out of the reach of children.
Not to be taken during the first three months of pregnancy.
Excipient(s)
Sodium
This medicine contains less than 1 mmol sodium (23 mg) per tablet, that is to say essentially 'sodium-free'.
4.5. Interaction with other medicinal products and other forms of interaction
Antacids are known to reduce the absorption of certain medicines including tetracyclines and iron salts.
4.6. Pregnancy and lactation
Animal studies are insufficient with respect to effects on pregnancy/embryonal/foetal development/parturition and postnatal development.
Caution should be exercised when prescribing to pregnant women.
4.7. Effects on ability to drive and use machines
None stated.
4.8. Undesirable effects
Calcium salts can have a constipating effect and magnesium salts can have a laxative effect. The specific mixture of antacids is intended to avoid the lower gastrointestinal effects seen with single antacid preparations. No side effects associated with sodium bicarbonate except when taken in excess.
Rebound hyperacidity may occur with prolonged dosage.
Reporting of suspected adverse reactions
Reporting suspected adverse reactions after authorisation of the medicinal product is important. It allows continued monitoring of the benefit/risk balance of the medicinal product. Healthcare professionals are asked to report any suspected adverse reactions via the Yellow Card Scheme website at: www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store.
4.9. Overdose
Hypermagnesaemia – intravenous administration of calcium salts.
Hypernatraemia – give plenty of salt free fluids.
Hypercalcaemia – remove source of calcium.
🇷🇴 Known in Romania as
Medicines sold in Romania with the same active substance: Cunoscut în România ca
⚠ Not the same combination. This medicine contains Calcium carbonate, Sodium bicarbonate, Light magnesium carbonate. The products below do not contain exactly the same set of active substances — they are not direct substitutes.
⚠ Same active substance, but a different pharmaceutical form (for example a gel instead of a tablet). Not interchangeable — ask a pharmacist.
- MAGNESII SULFURICI POLPHARMA 200 mg/ml prescription partial — not the same combinationMAGNESII SULFAS · injection / infusion
- MAGNESIUM SULFATE KALCEKS 200 mg/ml prescription partial — not the same combinationMAGNESII SULFAS · injection / infusion
Some of these do not contain exactly the same active substances — check each one. The strength, the form and whether you need a prescription can differ. Always ask a pharmacist before you switch. Romanian medicines in the UK →
🇵🇱 Known in Poland as
Medicines sold in Poland with the same active substance: W Polsce znany jako
⚠ Not the same combination. This medicine contains Calcium carbonate, Sodium bicarbonate, Light magnesium carbonate. The products below do not contain exactly the same set of active substances — they are not direct substitutes.
- Slow-Mag partial — not the same combinationMagnesii chloridum · taken by mouth
- Magnezu siarczan partial — not the same combinationMagnesii sulfas · taken by mouth
- Magnezu siarczan GEMI partial — not the same combinationMagnesii sulfas · taken by mouth
Some of these do not contain exactly the same active substances — check each one. The strength, the form and whether you need a prescription can differ. Always ask a pharmacist before you switch. Polish medicines in the UK →
💬 Ask about this leaflet
Ask anything about Bisodol Indigestion Relief Tablets. The assistant answers only from this leaflet — if the leaflet does not cover it, it will say so. It does not give medical advice.
Answers come from the patient leaflet published on the electronic medicines compendium (emc). They are not medical advice. Ask a pharmacist or your GP if you are unsure. For urgent help call NHS 111, or 999 in an emergency.