Zenloc 300mg Tablet is a medicine that reduces the amount of acid your stomach makes. It is used to treat and prevent heartburn, indigestion, and other symptoms caused by too much acid in the stomach. It is also used to treat and prevent stomach ulcers, reflux disease, and some rarer conditions.

Zenloc 300mg Tablet is also commonly prescribed to prevent stomach ulcers and heartburn seen with the use of painkillers. The medicine must be taken in dose and duration as prescribed by the doctor. How much you need, and how often you take it, will depend on what you are being treated for. Follow the advice of your doctor. This medicine should relieve indigestion and heartburn within a few hours and you may only need to take it for a short time when you have symptoms. If you are taking it to prevent ulcers and other conditions you may need to take it for longer. You should keep taking it regularly to prevent problems from happening in the future. You may be able to help improve your symptoms by eating smaller meals more often and avoiding spicy or fatty foods.

Most people who take it do not have any side effects but the most common include headache, constipation, feeling drowsy or tired, and diarrhea. If you do get a side effect, it is usually mild and will go away when you stop taking this medicine or as you adjust to it. Consult your doctor if any of these side effects bother you or do not go away.

Before taking it, you should tell your doctor if you have any kidney or liver problems. This may affect the dose or suitability of this medicine. Also tell your doctor what other medicines you are taking as some may affect, or be affected by, this medicine. This medicine is usually considered safe to take during pregnancy and breastfeeding if it has been prescribed by a doctor. Avoid drinking alcohol as this can increase the amount of acid in your stomach and make your symptoms worse.

Uses of Zenloc Tablet

Gastroesophageal reflux disease (Acid reflux)
Peptic ulcer disease

Side effects of Zenloc Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Zenloc

Headache
Diarrhea
Gastrointestinal disturbance

How to use Zenloc Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Zenloc 300mg Tablet may be taken with or without food, but it is better to take it at a fixed time.

How Zenloc Tablet works

Zenloc 300mg Tablet is a histamine H2 receptor blocker that reduces the amount of acid made in the stomach. It relieves acid-related indigestion and heartburn.

Safety advice

Alcohol

UNSAFE

It is unsafe to consume alcohol with Zenloc 300mg Tablet.

Pregnancy

CONSULT YOUR DOCTOR

Zenloc 300mg Tablet may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.

Breast feeding

CONSULT YOUR DOCTOR

Zenloc 300mg Tablet is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.

Driving

SAFE

Zenloc 300mg Tablet does not usually affect your ability to drive.

Kidney

CAUTION

Zenloc 300mg Tablet should be used with caution in patients with kidney disease. Dose adjustment of Zenloc 300mg Tablet may be needed. Please consult your doctor.

Liver

CAUTION

Zenloc 300mg Tablet should be used with caution in patients with liver disease. Dose adjustment of Zenloc 300mg Tablet may be needed. Please consult your doctor.

What if you forget to take Zenloc Tablet?

If you miss a dose of Zenloc 300mg Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.

Zenloc 300mg Tablet

₹1.29/Tablet

Rantac 300 Tablet

J B Chemicals and Pharmaceuticals Ltd

₹2.95/tablet

129% costlier

Aciloc 300 Tablet

Cadila Pharmaceuticals Ltd

₹2.95/tablet

129% costlier

Glocid 300mg Tablet

Globela Pharma Pvt Ltd

₹3.39/tablet

163% costlier

Ranitin 300 Tablet

Torrent Pharmaceuticals Ltd

₹2.51/tablet

95% costlier

Zinetac 300mg Tablet

Glaxo SmithKline Pharmaceuticals Ltd

₹1.72/tablet

33% costlier

View all substitutes

Quick tips

If you are also taking other medications to treat acidity (e.g., antacid), take them 2 hours before or after taking Zenloc 300mg Tablet.
Avoid taking soft drinks, citrus fruits like orange and lemon, which can irritate the stomach and increase acid secretion.
Inform your doctor if you do not feel better after taking Zenloc 300mg Tablet for 2 weeks as you may be suffering from some other problems.
Inform your doctor if you have ever been diagnosed with kidney disease as dose of your medicine may need to be adjusted.
Do not stop taking the medication without talking to your doctor.

Fact Box

Chemical Class

Aralkylamines Derivative

Habit Forming

Therapeutic Class

GASTRO INTESTINAL

Action Class

Histamine Type-2 Receptor Antagonists (H2 Blockers)

Patient concerns

Heartburn Mental disorder Depression Frequent persistent heartburn Gastroesophageal reflux disease Irritable bowel syndrome Indigestion Back flow of acid from stomach Difficulty in swallowing Inflammation of esophagus Excess acid secretion by stomach Intestinal or stomach ulcers

Dr. Sunil Sekhri

Diabetology

You need to be examined in clinic to reach a diagnosis and then appropriate medicine can be prescribed

Having problem of acid reflux disease with throat infection and pain in right side of abdomen

Dr. Aanchal Maheshwari

Ayurveda

take avipattikar churan 1 spoon twice before meal, for throat infection do gargles with lyuke warm water and mixing tankan bhasma a littlein it,,

Suffering from acid reflux disease due to which pain in throat and right side of lower abdomen

Dr. Saurav Arora

Homeopathy

Dear sir for the time being you can take Robinia 30, 04 drops in half cup water and Nixocid tab 2 tab thrice daily for a month, but as this case needs supervision, discussion and examination you need to visit a homeopath so that he can discuss your case in detail, get some investigations, do examination and guide you accordingly,

FAQs

Is Zenloc 300mg Tablet safe for long-term use?

There is limited data available on whether Zenloc 300mg Tablet can be used for the long term or not, but it is a relatively safe medicine. You should take it for the duration advised by your doctor. Do not take over-the-counter Zenloc 300mg Tablet for longer than 2 weeks unless advised by your doctor.

Can I take Zenloc 300mg Tablet empty stomach?

Zenloc 300mg Tablet may be taken with or without food. It can be taken once daily before bedtime or twice daily in the morning and before bedtime, as recommended.

Is Zenloc 300mg Tablet effective?

Zenloc 300mg Tablet would be effective only if used for the right indication in the dose and the duration as advised by the doctor. In case you do not find any change in your condition while taking this medicine, please talk to your doctor. Do not change the dose or stop taking the medicine without consulting your doctor.

What are the dos and don’ts while taking Zenloc 300mg Tablet?

Avoid taking aspirin and other painkillers used to treat arthritis, period pain, or headache. These medicines may irritate the stomach and make your condition worse. Contact your doctor who may suggest other medicines. Avoid coffee, tea, cocoa, and cola drinks because these contain ingredients that may irritate your stomach. Eat smaller, more frequent meals. Eat slowly and chew your food carefully. Try not to rush while having meals. You should stop or cut down on smoking.

Can I take alcohol with Zenloc 300mg Tablet?

Alcohol does not interfere with the working of Zenloc 300mg Tablet. But, you should avoid taking alcohol as it may further damage the stomach, delaying your recovery.

How long does it take for Zenloc 300mg Tablet to start working?

Zenloc 300mg Tablet starts working as fast as 15 minutes from when it is given. Its effect is seen to last all day or all night.

What is the difference between Zenloc 300mg Tablet and omeprazole?

Zenloc 300mg Tablet and Omeprazole belong to different groups of medicines. While Zenloc 300mg Tablet belongs to histamine H2 antagonists group, Omeprazole belongs to proton pump inhibitors group. These medicines (Zenloc 300mg Tablet and Omeprazole) work by reducing the amount of acid made by the stomach, to give relief of symptoms and allow healing to take place.

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Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

References

Wallace JL, Sharkey KA. Pharmacotherapy of Gastric Acidity, Peptic Ulcers, and Gastroesophageal Reflux Disease. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman's: The Pharmacological Basis of Therapeutics. 12th ed. New York, New York: The McGraw-Hill Companies, Inc.; 2011. [Accessed 24 Jan. 2019] (online) Available from:
Drugs and Lactation Database (LactMed) [Internet]. Bethesda (MD): National Library of Medicine (US); 2006. Ranitidine. [Updated 2018 Oct 31]. [Accessed 20 Feb. 2020] (online) Available from:
Central Drugs Standard Control Organisation (CDSCO). [Accessed 28 Mar. 2019] (online) Available from:
Ranitidine hydrochloride [Patient Information Sheet]. Ahmedabad, Gujarat: Torrent Pharmaceuticals; 2022. [Accessed 25 Jul. 2024] (online) Available from:

Marketer details

Name: Himanshu Pharmaceuticals Pvt Ltd

Address: No.10/12, Vimala Tower, 4th Floor, 1st Cross, SGN Layout, Fireworks Colony , Lalbagh Road Cross, Bangalore, Karnataka-560027

Country of origin: India

The list of available options shown with the same composition has been prepared upon the advice of registered medical practitioners, pharmacists affiliated with TATA 1MG. TATA 1MG does not promote any pharmaceutical product of any particular company, and all recommendations are based on the medical opinion, advisories from specialist medical and pharmaceutical professionals.