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Rentadin 300 Tablet

Tablet
Rs.63for 1 strip(s) (10 tablets each)
1
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Composition FOR Rentadin 300mg Tablet

Ranitidine(300mg)

food interaction for Rentadin Tablet

alcohol interaction for Rentadin Tablet

pregnancy interaction for Rentadin Tablet

lactation interaction for Rentadin Tablet

food
alcohol
pregnancy
lactation
Rentadin 300 Tablet may be taken with or without food, but it is better to take it at a fixed time.
None
CAUTION
It is unsafe to consume alcohol with Rentadin 300 Tablet.
UNSAFE
Rentadin 300 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.
CONSULT YOUR DOCTOR
Rentadin 300 Tablet is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.
CONSULT YOUR DOCTOR

SALT INFORMATION FOR Rentadin 300mg Tablet

Ranitidine(300mg)

Rentadin tablet uses

{med_name} is used in the treatment of gastroesophageal reflux disease (acid reflux) and peptic ulcer disease.

How rentadin tablet works

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

Common side effects of rentadin tablet

Confusion, Anxiety, Agitation, Depression, Decreased libido, Insomnia (difficulty in sleeping), Headache, Gastrointestinal disturbance, Blood disorder, Intrahepatic cholestasis, Diarrhea, Hypersensitivity, Disorientation (alteration of mental status)

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Expert advice FOR Rentadin Tablet

  • If you are also taking other medications to treat acidity (e.g., antacid), take them 2 hours before or after taking Ranitidine.
  • 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 Ranitidine 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 the dose of your medicine may need to be adjusted.
  • Do not stop taking the medication without talking to your doctor.

Frequently asked questions FOR Rentadin 300mg Tablet

Ranitidine

Q. Is Rentadin 300 Tablet safe for long-term use?
There is limited data available on whether Rentadin 300 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 Rentadin 300 Tablet for longer than 2 weeks unless advised by your doctor.
Q. Can I take Rentadin 300 Tablet empty stomach?
Rentadin 300 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.
Q. Is Rentadin 300 Tablet effective?
Rentadin 300 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.
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Q. What are the dos and don’ts while taking Rentadin 300 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.
Q. Can I take alcohol with Rentadin 300 Tablet?
Alcohol does not interfere with the working of Rentadin 300 Tablet. But, you should avoid taking alcohol as it may further damage the stomach, delaying your recovery.
Q. How long does it take for Rentadin 300 Tablet to start working?
Rentadin 300 Tablet starts working as fast as 15 minutes from when it is given. Its effect is seen to last all day or all night.
Q. What is the difference between Rentadin 300 Tablet and omeprazole?
Rentadin 300 Tablet and Omeprazole belong to different groups of medicines. While Rentadin 300 Tablet belongs to histamine H2 antagonists group, Omeprazole belongs to proton pump inhibitors group. These medicines (Rentadin 300 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.
Q. Can I take Rentadin 300 Tablet empty stomach?
Rentadin 300 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.
Q. How long does it take for Rentadin 300 Tablet to start working?
Rentadin 300 Tablet starts working as fast as 15 minutes from when it is given. Its effect is seen to last all day or all night.
Q. What is the difference between Rentadin 300 Tablet and omeprazole?
Rentadin 300 Tablet and Omeprazole belong to different groups of medicines. While Rentadin 300 Tablet belongs to histamine H2 antagonists group, Omeprazole belongs to proton pump inhibitors group. These medicines (Rentadin 300 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.
Q. Can I take alcohol with Rentadin 300 Tablet?
Alcohol does not interfere with the working of Rentadin 300 Tablet. But, you should avoid taking alcohol as it may further damage the stomach, delaying your recovery.
Q. What are the serious side effects of Rentadin 300 Tablet?
Rentadin 300 Tablet may have some serious side effects, but these are rare. These side effects may include hives, skin rash, itching, hoarseness, and difficulty in breathing or swallowing. Another serious symptom may be swelling of the face, throat, tongue, lips, eyes, hands, feet, ankles, or lower legs. Inform your doctor in case you notice any of the mentioned symptoms.
Q. What are the dos and don’ts while taking Rentadin 300 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.
Q. Is Rentadin 300 Tablet safe for long-term use?
There is limited data available on whether Rentadin 300 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 Rentadin 300 Tablet for longer than 2 weeks unless advised by your doctor.
Q. Is Rentadin 300 Tablet effective?
Rentadin 300 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.

Content on this page was last updated on 27 October, 2025, by Dr. Rajeev Sharma (MBA, MBBS)