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Gastuna Tablet is used to treat intestinal gas. It contains simethicone and activated charcoal which work by preventing the accumulation and formation of gas in the digestive tract and reducing the volume of intestinal gas. In some cases, this medicine may cause side effects such as dark stools and constipation. Inform the doctor if you are pregnant or breastfeeding, taking any other medication, or have any pre-existing medical conditions.

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Written By Dr. Lakshmithulasi Yarragunta , PharmD (PB)
Reviewed By Dr Aneela Siddabathuni , MPharma., PhD
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More about the Product

Composition :

ACTIVATED CHARCOAL-250MG+SIMETHICONE-80MG

Manufacturer/Marketer :

K C Laboratories

Consume Type :

Oral

Expires on or after :

Jan-27

Return Policy :

Not Returnable

About Gastuna Tablet

Gastuna Tablet is a prescription medicine specifically formulated to relieve symptoms of excess gas, bloating, and abdominal discomfort. It helps clear trapped gas from the digestive tract, easing the feeling of fullness and pressure. Doctors commonly recommend it for bloating, flatulence, and general digestive uneasiness.

For best results, you should take Gastuna Tablet consistently as directed by your doctor, typically after meals or at bedtime when gas symptoms tend to peak. It is generally taken with a full glass of water, and avoiding carbonated drinks or gas-producing foods can help improve its effectiveness. Making simple changes like eating slower and walking after meals can also support your digestive recovery.

While taking Gastuna Tablet , you may notice temporary changes such as dark stools or mild constipation. These side effects are usually harmless and resolve on their own once you stop taking the medicine. However, if you experience severe abdominal pain, persistent vomiting, or signs of a serious allergic reaction, you should seek medical attention immediately.

Before starting Gastuna Tablet , tell your doctor if you have a history of intestinal obstruction, bleeding in your digestive tract, or chronic constipation. Do not take this if you have a known blockage in your bowels or if you are severely dehydrated. Talk to your doctor or pharmacist to ensure this medicine is safe for your specific health status.

This medicine can bind to other oral drugs, potentially reducing how much medicine your body absorbs, so it is best to space them out. If you are pregnant, breastfeeding, or managing health conditions in older age, consult your doctor before using this product. Avoid drinking alcohol or smoking, as these habits can worsen digestive irritation and gas.

Uses of Gastuna Tablet

Gastuna Tablet is commonly used to relieve symptoms caused by excess gas in the digestive tract, helping improve comfort and support healthy digestion.

  • Abdominal bloating: Gastuna Tablet helps break down trapped gas bubbles in the gut, reducing the painful swelling and tightness in your stomach.
  • Flatulence: It targets and absorbs excess intestinal gas, helping to reduce the frequency and odour of passed gas.
  • Digestive discomfort: It relieves the sensation of fullness and pressure that often occurs after eating heavy or gas-producing meals.

Key Benefits

Gastuna Tablet offers several benefits by helping relieve excess gas and improving overall digestive comfort.

  • Rapid relief from gas discomfort: Gastuna Tablet helps break down trapped gas bubbles, allowing gas to pass more easily and naturally. This reduces stomach pressure, bloating, and discomfort, helping you feel lighter shortly after eating.
  • Improves daily comfort: By reducing excess intestinal gas, Gastuna Tablet helps minimise flatulence and digestive discomfort. Because it works locally in the digestive tract and is not absorbed into the bloodstream, it has a low risk of systemic side effects.

Directions for Use

  • Gastuna Tablet should preferably be taken before or after main meals, as directed by your doctor.
  • Follow your doctor's instructions on the dosage and timing of this medication to ensure safety.
  • Swallow Gastuna Tablet as a whole with a glass of water.
  • Do not chew, crush, or break it.

How Gastuna Tablet Works

Gastuna Tablet contains activated charcoal and simethicone. It works through a dual-action mechanism in your digestive system. Simethicone works by reducing the surface tension of gas bubbles in the stomach and intestines. This causes the small gas bubbles to combine into larger ones that can be passed more easily through belching or flatulence, helping to relieve bloating and abdominal discomfort. Activated charcoal has a highly porous surface that adsorbs certain gases and other substances within the digestive tract. By binding these compounds in the gut, it helps reduce excess gas and supports relief from bloating and digestive discomfort.
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Alcohol

Caution

Avoid consumption of alcohol while taking Gastuna Tablet .

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Pregnancy

Caution

Consult your doctor, and there is no substantial research yet on the use of Gastuna Tablet in pregnancy. Your doctor will weigh the benefits and any potential risks before prescribing it to you.

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Breast Feeding

Caution

Consult your doctor before taking Gastuna Tablet ; your doctor will decide whether Gastuna Tablet can be taken by breastfeeding mothers or not.

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Driving

Safe if prescribed

Gastuna Tablet does not affect your ability to drive.

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Liver

Caution

Consult your doctor before taking Gastuna Tablet if you have a liver impairment or any concerns regarding this. Your doctor will weigh the benefits and any potential risks before prescribing it to you.

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Kidney

Caution

Consult your doctor before taking Gastuna Tablet if you have kidney impairment or any concerns regarding this. Your doctor will weigh the benefits and any potential risks before prescribing it to you.

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Children

Caution

Gastuna Tablet should not be given to children as the safety and effectiveness were not established.

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Heart

Caution

Please inform your doctor if you have a history of heart disease before taking Gastuna Tablet . Your doctor will prescribe it only if the potential benefits outweigh the possible risks.

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Geriatrics

Caution

Gastuna Tablet should be used in elderly patients only when prescribed by a doctor. If you have any concerns about using Gastuna Tablet for geriatrics, please consult a doctor.

What if I have taken an overdose of Gastuna Tablet

In case of an accidental overdose, seek immediate medical attention. Symptoms of a large overdose may include severe constipation or a blockage in your digestive tract.

Diet & Lifestyle Advise

  • Limit gas-producing foods: Reduce your intake of foods such as beans, cabbage, onions, lentils, and highly processed or fried foods that may increase gas formation.
  • Avoid swallowing excess air: Avoid carbonated beverages, chewing gum, and drinking through a straw, as these can introduce extra air into your digestive tract.
  • Eat slowly and in smaller portions: Have smaller, more frequent meals and chew your food thoroughly to reduce swallowed air.
  • Stay physically active: Take a gentle 10–15 minute walk after meals to help stimulate digestion and relieve trapped gas.
  • Stay well hydrated: Drink plenty of water throughout the day to support healthy digestion and help prevent constipation.

Health Queries

I am experiencing stomach bloating and a gas problem; what medicine should I take for relief?

Vikas Singh

Vikas Singh

M Pharmacy

Occasional bloating and gas are very common and usually harmless. For quick relief, you can try over-the-counter generic medications like simethicone, which helps break up gas bubbles in your gut so they can be passed more easily. If your bloating is linked to eating certain foods, a digestive enzyme like alpha-galactosidase taken before meals can help prevent gas. Drinking warm water and light walking can also aid digestion. If your symptoms persist for more than a few days, or are accompanied by severe pain or changes in bowel habits, please consult a doctor for a proper evaluation. Rest assured, this is highly manageable.
health query

Have a query?

How Soon It Starts Working

The time required for Gastuna Tablet to start to work: The time required for Gastuna Tablet to show its action is unknown. The time for which the effects of Gastuna Tablet last: The effect of Gastuna Tablet lasts for 3 to 4 hours.

Storage

• Store Gastuna Tablet at room temperature, ideally between 15°C and 30°C (59°F to 86°F).

What if you forget to take Gastuna Tablet

If you miss a dose, take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed dose and resume your regular schedule. Do not take a double dose to make up for a missed one.

Drug Warnings

Do not take Gastuna Tablet if you are allergic to any of its contents. Do not other medicines for at least 2 hours after taking Gastuna Tablet , as Gastuna Tablet may stop other medicines from getting into the body. Inform your doctor before taking Gastuna Tablet about your past and present medical history. Do not take Gastuna Tablet if you are pregnant or breastfeeding unless prescribed by the doctor. Gastuna Tablet should not be given to children as safety has not been established. Avoid consuming alcohol along with Gastuna Tablet . If you experience prolonged diarrhea while taking Gastuna Tablet , contact your doctor. Gastuna Tablet can make your feces black.

verifiedApollotooltip

Gastuna Tablet may interact with certain medicines. Tell your doctor about all the medicines you are taking before starting treatment.

  • Oral medicines (such as heart medicines, antibiotics, or pain relievers): May decrease the absorption and effectiveness of almost any oral medicine if taken at the same time. Always separate doses by at least two hours.
  • Laxatives (especially sorbitol): Taking these together may lead to severe electrolyte imbalances or dehydration.

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verifiedApollotooltip
  • No clinically significant food interactions are known with Gastuna Tablet when used as directed.

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FAQs

Gastuna Tablet is used to treat intestinal gas, painful pressure, poisoning, and swelling in the abdomen.
Gastuna Tablet is a combination of two drugs: Simethicone (anti-flatulent). Simethicone works by decreasing the surface tension of gas bubbles, thus facilitates the expulsion of gas through flatus or belching (burping). It also prevents the accumulation and formation of gas in the digestive tract. Activated Charcoal works by reducing the volume of intestinal gas.
Diarrhoea might be a side-effect of Gastuna Tablet . Drink lots of fluids and eat food rich in fibre if you experience diarrhoea. If you find blood in stools (tarry stools) or if you experience excess diarrhoea consult your doctor. Do not take anti-diarrheal medicine on your own.
The expiration date of any drug is the last day the manufacturer takes a guarantee of the drug's full potency. Discuss with your doctor, Gastuna Tablet can be taken 15-20 days after the expiry date given the shape, color, and state of the tablet has not changed. If you find any slight change in the form of medicine, please do not consume it.
Gastuna Tablet should preferably be taken before or after the main meals. However, you are advised to follow your doctor's instructions regarding the dosage and timing of the medication.
It is recommended to keep at least a two-hour gap between using Gastuna Tablet and other medications. But always take your doctor's advice before taking any other medicine to avoid possible interactions.
Flatulence occurs when gas accumulates in the digestive system. This typically happens for two reasons: when you swallow air or eat foods that are difficult for your body to digest.
Drinking water can help reduce flatulence by promoting healthy digestion and preventing constipation, which can cause gas to build up. Maintaining adequate hydration also facilitates the easier passage of food through your digestive tract, which may lessen gas production.
The common side effects of Gastuna Tablet are dark stools, constipation, vomiting and abdominal discomfort. Please consult your doctor if any of these side effects persist or worsen.
While Gastuna Tablet is highly effective for occasional gas and bloating, it is not recommended for long-term daily use unless specifically advised by your healthcare provider. Chronic bloating can sometimes point to an underlying digestive condition that needs proper medical evaluation. Talk to your doctor if your symptoms persist.
One of the active components in this medicine is a dark substance that does not dissolve or get absorbed into your body. As it passes through your digestive tract, it naturally colours your stool black, and occasionally may temporarily darken your tongue. This is completely harmless. Talk to your doctor if you experience severe abdominal pain along with dark stools.
The active ingredients in Gastuna Tablet work locally inside your digestive tract and are not absorbed into your bloodstream. However, because pregnancy can alter digestion, you should always consult your healthcare provider before starting any new medicine during pregnancy or while breastfeeding. Talk to your doctor.
Gastuna Tablet is generally formulated for adult use. Children have different digestive needs and dosing requirements, so you should not give this medicine to a child without professional guidance. Talk to your doctor or paediatrician.
While there is no direct chemical reaction between Gastuna Tablet and alcohol, drinking alcohol can irritate your stomach lining, worsen gas and bloating, and slow down your digestion. For the best relief, it is advisable to limit or avoid alcohol while treating digestive issues. Talk to your doctor if you have concerns.
If your bloating, gas, or abdominal discomfort does not improve within a few days, or if it progressively gets worse, stop taking the medicine. Persistent symptoms can be a sign of a more serious digestive issue. Talk to your doctor for a complete medical diagnosis.

Disclaimer

While we strive to provide complete, accurate, and expert-reviewed content on our 'Platform', we make no warranties or representations and disclaim all responsibility and liability for the completeness, accuracy, or reliability of the aforementioned content. The content on our platform is for informative purposes only, and may not cover all clinical/non-clinical aspects. Reliance on any information and subsequent action or inaction is solely at the user's risk, and we do not assume any responsibility for the same. The content on the Platform should not be considered or used as a substitute for professional and qualified medical advice. Please consult your doctor for any query pertaining to medicines, tests and/or diseases, as we support, and do not replace the doctor-patient relationship.

Country of origin

India

Manufacturer/Marketer address

2, Mahadev Darshan Compound, Opp. Sadanand Danait Hospital, Jeevan Vikas Kendra Marg Mumbai - 400069, Maharashtra
Other Info - GAS0292

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