Rantac OD 300 Tablet CR
Prescription Required
Product introduction
Rantac OD 300 Tablet CR 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.
Rantac OD 300 Tablet CR 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 Rantac Tablet CR
- Gastroesophageal reflux disease (Acid reflux)
- Peptic ulcer disease
Side effects of Rantac Tablet CR
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 Rantac
- Headache
- Diarrhea
- Gastrointestinal disturbance
How to use Rantac Tablet CR
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. Rantac OD 300 Tablet CR may be taken with or without food, but it is better to take it at a fixed time.
How Rantac Tablet CR works
Rantac OD 300 Tablet CR 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 Rantac OD 300 Tablet CR.
Pregnancy
CONSULT YOUR DOCTOR
Rantac OD 300 Tablet CR 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
Rantac OD 300 Tablet CR 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
Rantac OD 300 Tablet CR does not usually affect your ability to drive.
Kidney
CAUTION
Rantac OD 300 Tablet CR should be used with caution in patients with kidney disease. Dose adjustment of Rantac OD 300 Tablet CR may be needed. Please consult your doctor.
Liver
CAUTION
Rantac OD 300 Tablet CR should be used with caution in patients with liver disease. Dose adjustment of Rantac OD 300 Tablet CR may be needed. Please consult your doctor.
What if you forget to take Rantac Tablet CR?
If you miss a dose of Rantac OD 300 Tablet CR, 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.
No substitutes found for this medicine
Quick tips
- If you are also taking other medications to treat acidity (e.g., antacid), take them 2 hours before or after taking Rantac OD 300 Tablet CR.
- 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 Rantac OD 300 Tablet CR 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
No
Therapeutic Class
GASTRO INTESTINAL
Action Class
Histamine Type-2 Receptor Antagonists (H2 Blockers)
Patient concerns
User feedback
Patients taking Rantac OD 300 Tablet CR
Once A Day
100%
What are you using Rantac Tablet CR for?
Acidity
59%
Heartburn
18%
Others
18%
Intestinal ul*
3%
Stomach ulcer*
3%
*Intestinal ulcers, Stomach ulcers
How much was the improvement?
Average
53%
Excellent
30%
Poor
18%
What were the side-effects while using Rantac OD 300 Tablet CR?
No Side Effec*
40%
Constipation
33%
Sleepiness
13%
Headache
7%
Fatigue
7%
*No Side Effect
How do you take Rantac Tablet CR?
Empty stomach
77%
With food
23%
Please rate Rantac OD 300 Tablet CR on price
Average
40%
Expensive
31%
Not Expensive
29%
FAQs
Is Rantac OD 300 Tablet CR safe for long-term use?
There is limited data available on whether Rantac OD 300 Tablet CR 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 Rantac OD 300 Tablet CR for longer than 2 weeks unless advised by your doctor.
Can I take Rantac OD 300 Tablet CR empty stomach?
Rantac OD 300 Tablet CR 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 Rantac OD 300 Tablet CR effective?
Rantac OD 300 Tablet CR 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 Rantac OD 300 Tablet CR?
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 Rantac OD 300 Tablet CR?
Alcohol does not interfere with the working of Rantac OD 300 Tablet CR. But, you should avoid taking alcohol as it may further damage the stomach, delaying your recovery.
How long does it take for Rantac OD 300 Tablet CR to start working?
Rantac OD 300 Tablet CR 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 Rantac OD 300 Tablet CR and omeprazole?
Rantac OD 300 Tablet CR and Omeprazole belong to different groups of medicines. While Rantac OD 300 Tablet CR belongs to histamine H2 antagonists group, Omeprazole belongs to proton pump inhibitors group. These medicines (Rantac OD 300 Tablet CR 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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Disclaimer:
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: J B Chemicals and Pharmaceuticals Ltd
Address: Cnergy IT Park, 3rd floor Appa Saheb Marathe Marg, Prabhadevi, Mumbai 400025
Country of origin: India
Expires on or after: May, 2025
A licensed vendor partner from your nearest location will deliver Rantac OD 300 Tablet CR. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.
Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India
Expires on or after: May, 2025
A licensed vendor partner from your nearest location will deliver Rantac OD 300 Tablet CR. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.
In case of any issues, contact us
Email ID: [email protected]Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India
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