Rennie 24 Tablets


A fast-acting antacid

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An antacid that can be chewed or sucked to neutralise excess stomach acid that causes indigestion.

Please note only one per purchase.

You must be over 16 to purchase this product


The usual dose is one to two tablets after food and before bedtime.

Do not take more than ten tablets a day.

Do not take if you have kidney problems, calcium and phosphate level problems or an allergy to any of the ingredients.

Not suitable for those under 12.

Important notice/disclaimer

Over-the-counter medicines are not available for supply outside of the UK.

Before using any over-the-counter medicine, you must consult a healthcare professional for advice.

You must read any warning notices, instructions, and the patient information leaflet for over-the-counter medicines before use.

You must read any warning notices and instructions for Modor & Bearn products before use.

We cannot be held responsible for any damage, harm and/or reaction resulting from your misuse of Modor & Bearn products or your not heeding warning notices or following instructions for use.

Do not exceed stated dose.

Consult your GP or pharmacist if you have kidney problems. Do not take for longer than 14 days.

If you suspect any side-effects please consult your GP or pharmacist.
Side-effects can also be reported via the Yellow Card Scheme.

Please visit the manufacturer website for further information about this medicine.

Active ingredients: calcium carbonate 680 mg and heavy magnesium carbonate 80 mg.

Others: sucrose and glucose (250 mg)

Do not use after the expiry date on the box.

Store out of reach of children.

Store below 25°C in a dry place.