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Gavinatura pack of 14

Gavinatura pack of 14

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  • ✔️ Relieves heartburn and acid reflux after meals
  • ✔️ Forms a protective raft to block stomach acid
  • ✔️ Contains sodium alginate, bicarbonate, and calcium carbonate
  • ✔️ Suitable for adults and adolescents aged 12 and over
  • ✔️ Convenient 14-tablet chewable pack for on-the-go use

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What Is Gavinatura Heartburn Relief?

 

Heartburn is something most of us have experienced at some point — that uncomfortable burning sensation rising from your stomach into your chest or throat. It happens when stomach acid escapes upward into the oesophagus, a process known as acid reflux. Gavinatura heartburn relief is an over-the-counter alginate antacid tablet designed to tackle exactly this problem, offering a convenient 14-tablet pack that fits neatly into your daily routine. If you're looking for something to keep in your bag or bedside drawer, this could be a practical option worth considering.

Gavinatura is suitable for adults and is available without a prescription. Each pack contains 14 chewable tablets, making it ideal for short-term symptom management. If you regularly experience digestive discomfort, you might also want to explore our wider range of indigestion remedies for additional options.

 

How Does Gavinatura Work to Relieve Heartburn?

 

Gavinatura works through a well-established mechanism known as alginate raft formation. When you take a tablet, the sodium alginate reacts with the hydrochloric acid naturally present in your stomach. This reaction produces a viscous gel that floats on top of the stomach contents — essentially forming a physical barrier, or "raft," between the stomach and the oesophagus.

  • Sodium alginate reacts with stomach acid to form a gel raft
  • The raft sits on top of stomach contents, blocking acid from rising
  • Sodium bicarbonate helps neutralise excess acid in the stomach
  • Calcium carbonate reinforces the raft structure and provides additional antacid action

This approach is different from simple antacids that only neutralise acid — the raft physically prevents reflux from occurring. It's a targeted, localised action that doesn't interfere with your body's normal digestive processes.

 

Who Should Use Gavinatura Tablets?

 

Gavinatura is designed for adults who experience occasional heartburn, acid reflux, or indigestion — particularly after meals or when lying down. It's especially useful for people who find liquid antacids inconvenient or prefer a chewable tablet format.

  • Adults experiencing occasional heartburn after eating
  • People with acid reflux symptoms, particularly at night
  • Those seeking a non-prescription, short-term indigestion remedy
  • Individuals who prefer a tablet over a liquid antacid suspension

It is not recommended for children under 12 years of age unless directed by a doctor. If you're pregnant or breastfeeding, speak to your GP or midwife before use.

 

How Does Gavinatura Compare to Other Heartburn Tablets?

 

Feature Gavinatura (Pack of 14) Standard Antacid Tablets
Mechanism Alginate raft formation + acid neutralisation Acid neutralisation only
Active ingredients Sodium alginate, sodium bicarbonate, calcium carbonate Typically calcium carbonate or magnesium hydroxide
Suitable for reflux prevention Yes — raft prevents acid rising Limited — neutralises but does not prevent reflux
Format Chewable tablet Chewable or swallowable tablet

 

How Should You Store Gavinatura and Is It Clinically Suitable for You?

 

Store Gavinatura below 25°C in a dry place, away from direct sunlight and out of reach of children. Do not use after the expiry date printed on the packaging. The tablets should be kept in their original blister pack until use to maintain their integrity.

From a clinical suitability perspective, Gavinatura heartburn relief is generally well tolerated. However, people with kidney disease, those on a sodium-restricted diet, or individuals taking other medicines should seek pharmacist advice before starting. The sodium content of alginate-based products can be relevant for patients managing cardiovascular conditions. If you're managing multiple health concerns, our vitamins and supplements section may also be of interest for supporting overall digestive wellness.

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.

Gavinatura Pack of 14 specifications
Treatment category Antacid / Alginate reflux suppressant
Mechanism of action Alginate raft formation; acid neutralisation
Effective for Heartburn, acid reflux, indigestion
Suitable for Adults and children over 12 years
Active ingredients Sodium alginate, sodium bicarbonate, calcium carbonate
Pack size 14 tablets
UK classification General Sale List (GSL)
Drug class Alginate antacid
Preparation Chewable tablet
Route of administration Oral

Specifications of Gavinatura Pack of 14

 

What Is Gavinatura and What Is It Used For?

 

Gavinatura is an alginate-based antacid tablet used to relieve the symptoms of heartburn, acid reflux, and indigestion. It contains three active ingredients — sodium alginate, sodium bicarbonate, and calcium carbonate — which work together to neutralise excess stomach acid and form a protective raft that prevents acid from rising into the oesophagus. It is classified as a General Sale List (GSL) medicine in the UK, meaning it can be purchased without a prescription. The pack of 14 tablets is intended for short-term symptomatic relief in adults and adolescents aged 12 and over.

Gavinatura heartburn relief is particularly useful after meals or at bedtime, when acid reflux symptoms tend to be most troublesome. It does not treat the underlying cause of reflux — if you find yourself relying on it frequently, it's worth speaking to your GP.

 

What Do You Need to Know Before Using Gavinatura?

 

Before taking Gavinatura, it's important to be aware of the following contraindications and warnings:

  • Do not use if you are allergic to any of the active or excipient ingredients
  • Not recommended for children under 12 years of age
  • Use with caution if you are on a sodium-restricted diet — these tablets contain sodium
  • Speak to your GP before use if you have kidney disease or impaired renal function
  • Consult your doctor or midwife before use if you are pregnant or breastfeeding
  • Do not use for more than 7 days without seeking medical advice

Regarding drug interactions, alginate antacids can affect the absorption of other medicines if taken at the same time:

  • Leave at least 2 hours between taking Gavinatura and other oral medicines
  • Antacids may reduce the absorption of certain antibiotics, bisphosphonates, and thyroid medicines
  • Inform your pharmacist of all medicines you are currently taking, including herbal remedies

 

How Should You Use Gavinatura Correctly?

 

Always use Gavinatura exactly as described in the patient information leaflet or as directed by your pharmacist. The tablets are designed to be chewed before swallowing — do not swallow them whole without chewing, as this reduces their effectiveness.

  1. Chew one to two tablets thoroughly after each main meal
  2. Take an additional one to two tablets at bedtime if needed
  3. Do not exceed four doses (up to eight tablets) in any 24-hour period
  4. Do not take with other medicines simultaneously — allow a 2-hour gap
  5. If symptoms do not improve within 7 days, stop use and consult your GP
Indication Age Group Dose Frequency
Heartburn / acid reflux Adults & children 12+ 1–2 tablets After meals and at bedtime (max 4 times daily)
Indigestion Adults & children 12+ 1–2 tablets After meals (max 4 times daily)
Children under 12 Under 12 Not recommended

If you're also managing other digestive concerns, you may find our IBS and cramps range helpful alongside your heartburn treatment.

 

What Are the Possible Side Effects of Gavinatura?

 

Like all medicines, Gavinatura can cause side effects, although not everyone experiences them. Most side effects are mild and resolve on their own.

Common side effects:

  • Mild nausea
  • Bloating or flatulence
  • Constipation (particularly with prolonged use)

Less common side effects:

  • Diarrhoea
  • Stomach cramps
  • Hypercalcaemia (raised calcium levels) with excessive long-term use
  • Alkalosis in rare cases with very high doses

Stop taking Gavinatura and seek medical advice promptly if you experience any allergic reaction, such as swelling of the face, lips, or throat, difficulty breathing, or a severe skin rash. These reactions are rare but require immediate attention.

 

How Should You Store Gavinatura Safely?

 

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and moisture
  • Store in the original blister packaging until use
  • Keep out of the sight and reach of children
  • Do not use after the expiry date printed on the pack
  • Do not dispose of medicines via wastewater or household waste — return unused tablets to your pharmacy

If you're looking for further support with digestive health, our constipation range offers additional options for managing related symptoms.

Written and reviewed by our qualified team

Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy Gavinatura pack of 14 online in the UK?

You can buy Gavinatura pack of 14 directly from Cured Pharmacy, a UK GPhC-registered online pharmacy. It is available as an over-the-counter medicine, so no prescription is needed. Simply add it to your basket and it will be dispatched to your door.

How does Gavinatura work in the body?

Gavinatura contains sodium alginate, which reacts with stomach acid to form a thick gel raft that floats on top of stomach contents. This raft acts as a physical barrier, preventing acid from rising into the oesophagus. Sodium bicarbonate and calcium carbonate also help neutralise excess acid directly in the stomach.

How do I use Gavinatura step by step?

Chew one to two Gavinatura tablets thoroughly after each main meal and at bedtime if required. Do not swallow the tablets whole without chewing, as this reduces their effectiveness. Do not take more than four doses in any 24-hour period.

What is the correct dose of Gavinatura for adults?

The recommended adult dose is one to two tablets after meals and at bedtime, up to a maximum of four times daily. This equates to a maximum of eight tablets in 24 hours. Always follow the instructions in the patient information leaflet or as directed by your pharmacist.

What is the best time to take Gavinatura tablets?

Gavinatura is most effective when taken after meals and at bedtime, as these are the times when acid reflux symptoms are most likely to occur. Taking it after eating allows the alginate raft to form on top of the stomach contents before they are fully digested. A bedtime dose can help prevent nocturnal reflux symptoms that disturb sleep.

What are the side effects of Gavinatura and how do I manage them?

Most people tolerate Gavinatura well, but some may experience mild nausea, bloating, constipation, or diarrhoea. These effects are usually temporary and resolve without treatment. If you experience persistent or severe side effects, stop taking the tablets and speak to your pharmacist or GP.

Who is eligible to use Gavinatura tablets?

Gavinatura is suitable for adults and adolescents aged 12 and over who experience occasional heartburn, acid reflux, or indigestion. It is not recommended for children under 12 years of age. People with kidney disease, those on a sodium-restricted diet, or those taking other medicines should consult a pharmacist before use.

Can I take Gavinatura during pregnancy?

Alginate-based antacids are among the options sometimes considered for heartburn during pregnancy, but you must always consult your GP or midwife before taking any medicine while pregnant or breastfeeding. They can advise on the safest approach for your individual circumstances. Do not self-medicate during pregnancy without professional guidance.

What happens if I miss a dose of Gavinatura?

Gavinatura is taken as needed for symptom relief rather than on a strict scheduled dosing regimen, so missing a dose is not a clinical concern in the same way as with prescribed medicines. Simply take a dose when your symptoms occur, following the standard instructions. Do not double up doses to compensate for a missed one.

How long can you use Gavinatura for?

Gavinatura is intended for short-term use only. If your symptoms persist for more than 7 days despite using the tablets as directed, you should stop and consult your GP or pharmacist. Persistent heartburn or reflux may indicate an underlying condition such as gastro-oesophageal reflux disease (GORD) that requires further investigation and treatment.

Can Gavinatura interact with other medicines?

Yes — like other antacids, Gavinatura can affect the absorption of certain medicines if taken at the same time. You should leave a gap of at least 2 hours between taking Gavinatura and other oral medicines, including antibiotics, bisphosphonates, and thyroid medications. Always inform your pharmacist of all medicines you are taking.

What are the alternatives to Gavinatura for heartburn relief?

Alternatives include other alginate-based products such as Gaviscon Advance, as well as simple antacids containing calcium carbonate or magnesium hydroxide. For more frequent or severe symptoms, a GP may recommend a proton pump inhibitor (PPI) such as omeprazole. You can browse our full indigestion range to compare available options.

Is Gavinatura suitable for people with a high-sodium diet concern?

Gavinatura contains sodium as part of its active ingredients, which may be relevant if you are on a sodium-restricted diet due to high blood pressure or heart conditions. You should speak to your GP or pharmacist before using it if sodium intake is a concern for you. They can advise on lower-sodium alternatives if appropriate.

What are the latest findings on alginate antacids like Gavinatura?

Alginate-based antacids have been used clinically for decades and remain a well-supported first-line option for mild to moderate acid reflux symptoms. Research continues to confirm that alginate raft formation provides effective symptomatic relief, particularly for postprandial and nocturnal reflux. The NHS recommends lifestyle changes alongside antacid use for best results.

Can I use Gavinatura alongside lifestyle changes for heartburn?

Yes — Gavinatura works best as part of a broader approach to managing heartburn. The NHS recommends eating smaller meals, avoiding trigger foods (such as fatty or spicy foods), not lying down immediately after eating, and maintaining a healthy weight. You might also find our sickness and nausea range useful if you experience associated symptoms alongside your reflux.

How Should You Use Gavinatura?

Gavinatura tablets are designed to be chewed before swallowing — this is important because chewing activates the alginate and allows it to react properly with stomach acid once swallowed. Swallowing the tablets whole without chewing will significantly reduce their effectiveness. Follow these steps each time you take a dose:

Always read the patient information leaflet enclosed in the pack before use. If you are unsure about anything, ask your pharmacist for guidance.

What Is the Correct Dose of Gavinatura?

The dose of Gavinatura varies depending on the indication and age group. Do not exceed the maximum recommended daily dose under any circumstances. The table below summarises the standard dosing guidance:

When Is the Best Time to Use Gavinatura?

Gavinatura is most effective when taken after meals, as this is when stomach acid production is at its highest and reflux is most likely to occur. Taking a dose after your evening meal and again at bedtime is particularly helpful if you suffer from nocturnal heartburn or wake up with a burning sensation in your chest or throat. Timing your dose correctly makes a real difference to how well the product works for you.

Avoid taking Gavinatura on an empty stomach, as there will be less stomach content for the alginate raft to float on, which may reduce its effectiveness as a reflux barrier.

How Long Can You Use Gavinatura For?

Gavinatura is intended for short-term symptomatic relief only. You should not use it continuously for more than 7 days without seeking advice from your GP or pharmacist. If your heartburn or reflux symptoms are frequent, persistent, or worsening, this may indicate an underlying condition such as gastro-oesophageal reflux disease (GORD) that requires a proper diagnosis and a longer-term treatment plan.

Using antacids too frequently over a prolonged period can sometimes mask more serious conditions, so it's always worth getting checked out if you're reaching for heartburn relief on a regular basis.

Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

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What Are the Most Common Side Effects of Gavinatura?

Gavinatura is generally well tolerated when used as directed. However, as with any medicine, some people may experience side effects. The most commonly reported ones are mild and tend to resolve on their own without any specific treatment.

  • Mild nausea, particularly if taken on an empty stomach
  • Bloating or a feeling of fullness
  • Flatulence (wind)
  • Constipation, especially with regular or prolonged use

What Are the Less Common Side Effects of Gavinatura?

Less commonly, some people may experience the following side effects. These are not typical but are worth being aware of, particularly if you are using Gavinatura more frequently than recommended.

  • Diarrhoea
  • Stomach cramps or abdominal discomfort
  • Hypercalcaemia (raised blood calcium levels) — associated with excessive long-term use of calcium carbonate-containing antacids
  • Metabolic alkalosis in rare cases involving very high doses over extended periods
  • Increased thirst or changes in urination (possible signs of hypercalcaemia)

What Are the Serious Side Effects of Gavinatura?

Serious side effects from Gavinatura are rare but can occur. Stop taking the tablets immediately and seek urgent medical attention if you experience any of the following:

  • Signs of an allergic reaction — swelling of the face, lips, tongue, or throat
  • Difficulty breathing or swallowing
  • Severe skin rash, hives, or itching
  • Chest pain that is not clearly related to heartburn

It is important to note that unexplained weight loss, difficulty swallowing, persistent vomiting, or blood in your stools are not side effects of Gavinatura — they are symptoms that require urgent medical investigation and should not be attributed to the medicine.

What Should You Do If You Experience Side Effects of Gavinatura?

If you experience mild side effects such as nausea or constipation, these often improve on their own. Drinking plenty of water and ensuring you take the tablets after food (rather than on an empty stomach) may help. If side effects persist or become bothersome, stop taking Gavinatura and speak to your pharmacist or GP.

You can also report suspected side effects directly to the MHRA via the Yellow Card scheme at yellowcard.mhra.gov.uk. This helps improve medicine safety information for everyone.

Can Gavinatura Interact With Other Medicines?

Yes — Gavinatura can interact with other medicines by reducing their absorption if taken simultaneously. This is a class effect of antacid-containing products. To minimise this risk, always leave a gap of at least 2 hours between taking Gavinatura and any other oral medicine. Medicines particularly affected include certain antibiotics (such as tetracyclines and fluoroquinolones), bisphosphonates used for bone health, and levothyroxine for thyroid conditions. Always inform your pharmacist of everything you are currently taking.

If you are concerned about any side effects, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

📖 Find out more about our team of medical content authors and how we ensure the accuracy of our content with our content guidelines.

Content last updated: 31 Mar 2025

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