Rantac 150 Tablet
30 Tablet(s) in StripProduct Summary
Rantac 150 Tablet is a medicine used to treat stomach and intestinal ulcers, heartburn, indigestion and gastroesophageal reflux disease. It contains ranitidine, which works by reducing the production of excess stomach acid, relieving the burning sensation and discomfort caused by these conditions.
Medically Reviewed by Dr. Ritu Budania
Last updated on: 13 October 2026 | 1:17 PM (IST)
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Dose Form
TABLET
Expiry
General Information
| Therapy | Antacid |
| Composition | Ranitidine(150.0 Mg) Ranitidine 150.0 Mg |
Ranitidine 150.0 Mg

℞Avighna Medicare Pvt Ltd
₹46.48 ₹40.44
₹1.35/Tablet
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*Offer applicable on orders above ₹1000About Rantac 150
Rantac 150 Tablet is a medicine used to treat stomach ulcers, intestinal ulcers, heartburn, hyperacidity, indigestion, and gastroesophageal reflux disease (GERD). It contains ranitidine as its active ingredient, which works by reducing the production of excess stomach acid. This helps relieve symptoms such as a burning sensation, acid reflux, and discomfort caused by excessive stomach acid.
Your doctor may prescribe Rantac 150 Tablet for a short period or for long-term use, depending on your medical condition. Always take it exactly as directed by your doctor. Do not skip doses or take more than the prescribed amount, as this can affect the medicine’s effectiveness in controlling acid levels.
If you have kidney problems or liver problems, inform your doctor before starting Rantac 150, as you may need a dose adjustment. Also, let your doctor know about any other medicines, supplements, or herbal remedies you are taking because ranitidine can interact with certain drugs.
Rantac 150 Tablet is generally considered safe for use during pregnancy and breastfeeding when taken under medical supervision. Avoid drinking alcohol while using this medicine, as it can increase acid production and make your symptoms worse. Maintaining a healthy diet and avoiding spicy or oily foods can also help improve results.
Other tablets containing ranitidine include Zintac 150mg, Siacid 150mg, Hiramidin 150mg and Ranitrin. Always use these medications only under a doctor’s advice to ensure safe and effective relief from acidity, ulcers, and heartburn.
Uses
- Rantac 150 tablet is used for the treatment of stomach and intestinal ulcers, heartburn and indigestion.
- Gastroesophageal reflux disease (GERD) is a condition in which acid from the stomach comes up to the food pipe, causing heartburn.
- For a condition called Zollinger-Ellison syndrome, where the stomach produces too much acid due to the presence of a tumour.
Contraindications
Side effects
Precautions and Warnings
Alcohol
There is no known interaction between alcohol and Rantac 150 tablet. However, avoid consuming alcohol as it is known to increase acidity and can make your acidity worse.
Pregnancy
This medicine can be used by pregnant women only when prescribed by your doctor.
Breastfeeding
Avoid the use of this medicine if you are breastfeeding as ranitidine passes into human milk. Consult with your doctor before breastfeeding.
Driving
This medicine does not affect your ability to drive or to use machinery. However, if you experience side effects like dizziness, you should avoid driving or using machines.
Other General Warnings
- You have kidney problems, and dose adjustments may be needed.
- You are taking painkillers and are suffering from a peptic ulcer.
- You have any underlying medical conditions like liver or kidney-related problems, etc.
- You are an adult or an elderly person suffering from dyspeptic (indigestion).
- You have a history of any blood disorder related to haemoglobin (porphyria).
- You are an older person having compromised immunity, lung disorder or diabetes.
Doctor’s suggestion

Directions for use
- Take Rantac 150 tablet as your doctor has advised you.
- Swallow it as a whole with a glass of water. It should preferably be taken after meals.
- It would be best if you take it at a fixed time for optimal results. You should not consume it more than that prescribed by your doctor.
Storage and disposal
- Store this medicine below 25°C, protected from light and moisture.
- Keep this medicine out of the reach of children.
Quick tips
- To control your acidity, you must incorporate certain lifestyle changes in addition to taking the Rantac 150 tablet. You should eat less oily and spicy foods, stop drinking and smoking, and so on.
- You must eat smaller meals more frequently throughout the day, avoid lying down for at least one hour after eating, and wear loose-fitting clothing to avoid abdominal pressure.
Dosage
Overdose
Missed a dose
How Rantac 150 works
Interactions
Drug interactions of Rantac 150 with other medicine salt
Food interactions
Frequently asked questions
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Substitutes for Rantac 150
References
- ZANTAC 150 Tablets [Internet]. Accessdata.fda.gov. 2025 [cited 18th Nov 2025]
- CDSCO [Internet]. Cdscoonline.gov.in. 2025 [cited 18th Nov 2025]
- U.S. National Library of Medicine. Ranitidine [Internet]. MedlinePlus. 2025 [cited 18th Nov 2025]
- Drugs.com. Ranitidine: Uses, dosage, side effects, warnings. 2025 [cited 18th Nov 2025]
- DrugBank. Ranitidine. DrugBank Online. 2025 [cited 18th Nov 2025]
- NHS. Ranitidine: a medicine that lowers stomach acid. NHS website. 2026 [cited 18th May 2026]
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