Rennie Heartburn, Indigestion & Wind Relief Chewable Tablets 24's
Rennie Tablets for Fast Heartburn and Indigestion Relief
You can rely on these chewable tablets to provide quick relief from heartburn, indigestion, and trapped wind. Each tablet contains calcium carbonate and magnesium carbonate, which work together to neutralise excess stomach acid that causes discomfort. The convenient chewable format means you don't need water, making them ideal for use anywhere.
The pack contains 24 tablets, providing you with multiple doses for ongoing digestive comfort. These tablets are suitable for adults and children over 12 years when used as directed on the packaging.
How These Antacid Tablets Work in Your Stomach
The active ingredients work by neutralising stomach acid on contact. Calcium carbonate and magnesium carbonate react with hydrochloric acid in your stomach, converting it into harmless water and carbon dioxide. This process reduces the acidity level, which helps alleviate the burning sensation of heartburn and the discomfort of indigestion.
The tablets begin working within minutes of chewing, as the active ingredients are released directly in your mouth and continue working as they reach your stomach. This dual-action approach provides both immediate and sustained relief from acid-related digestive symptoms.
Who Can Benefit from These Chewable Antacids
These tablets are suitable for you if you experience occasional heartburn, indigestion, or wind after eating. They're particularly helpful for managing symptoms that occur after consuming spicy foods, large meals, or acidic drinks. Many people find them useful to keep handy for unexpected digestive discomfort.
The tablets are appropriate for:
- Adults experiencing occasional acid indigestion
- People who need quick relief without water
- Those who prefer chewable medications over swallowing tablets
- Anyone seeking relief from trapped wind and bloating
If you frequently experience digestive issues, you might also benefit from exploring our comprehensive indigestion collection for additional treatment options.
Why Choose Calcium and Magnesium-Based Relief
The combination of calcium carbonate and magnesium carbonate offers balanced antacid action. Calcium carbonate provides rapid acid neutralisation, while magnesium carbonate helps prevent the constipating effects that can sometimes occur with calcium-only antacids. This balanced formulation makes the tablets suitable for regular occasional use.
The chewable format ensures the active ingredients begin working immediately in your mouth, providing faster relief compared to tablets that must be swallowed whole. The pleasant taste makes them easy to take without the need for water or other liquids.
Storage and Clinical Considerations for Optimal Effectiveness
Store these rennie tablets in a cool, dry place below 25°C and keep them in their original packaging to maintain effectiveness. Always check the expiry date before use and don't exceed the recommended dose stated on the packaging. If your symptoms persist for more than 14 days or worsen, consult your pharmacist or doctor.
These tablets contain calcium and magnesium, which may interact with certain medications including some antibiotics and heart medications. If you're taking prescription medicines, speak to your pharmacist about timing your doses appropriately to avoid potential interactions.
This product is a medicine. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Description
Rennie Tablets for Fast Heartburn and Indigestion Relief
You can rely on these chewable tablets to provide quick relief from heartburn, indigestion, and trapped wind. Each tablet contains calcium carbonate and magnesium carbonate, which work together to neutralise excess stomach acid that causes discomfort. The convenient chewable format means you don't need water, making them ideal for use anywhere.
The pack contains 24 tablets, providing you with multiple doses for ongoing digestive comfort. These tablets are suitable for adults and children over 12 years when used as directed on the packaging.
How These Antacid Tablets Work in Your Stomach
The active ingredients work by neutralising stomach acid on contact. Calcium carbonate and magnesium carbonate react with hydrochloric acid in your stomach, converting it into harmless water and carbon dioxide. This process reduces the acidity level, which helps alleviate the burning sensation of heartburn and the discomfort of indigestion.
The tablets begin working within minutes of chewing, as the active ingredients are released directly in your mouth and continue working as they reach your stomach. This dual-action approach provides both immediate and sustained relief from acid-related digestive symptoms.
Who Can Benefit from These Chewable Antacids
These tablets are suitable for you if you experience occasional heartburn, indigestion, or wind after eating. They're particularly helpful for managing symptoms that occur after consuming spicy foods, large meals, or acidic drinks. Many people find them useful to keep handy for unexpected digestive discomfort.
The tablets are appropriate for:
- Adults experiencing occasional acid indigestion
- People who need quick relief without water
- Those who prefer chewable medications over swallowing tablets
- Anyone seeking relief from trapped wind and bloating
If you frequently experience digestive issues, you might also benefit from exploring our comprehensive indigestion collection for additional treatment options.
Why Choose Calcium and Magnesium-Based Relief
The combination of calcium carbonate and magnesium carbonate offers balanced antacid action. Calcium carbonate provides rapid acid neutralisation, while magnesium carbonate helps prevent the constipating effects that can sometimes occur with calcium-only antacids. This balanced formulation makes the tablets suitable for regular occasional use.
The chewable format ensures the active ingredients begin working immediately in your mouth, providing faster relief compared to tablets that must be swallowed whole. The pleasant taste makes them easy to take without the need for water or other liquids.
Storage and Clinical Considerations for Optimal Effectiveness
Store these rennie tablets in a cool, dry place below 25°C and keep them in their original packaging to maintain effectiveness. Always check the expiry date before use and don't exceed the recommended dose stated on the packaging. If your symptoms persist for more than 14 days or worsen, consult your pharmacist or doctor.
These tablets contain calcium and magnesium, which may interact with certain medications including some antibiotics and heart medications. If you're taking prescription medicines, speak to your pharmacist about timing your doses appropriately to avoid potential interactions.
This product is a medicine. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.













