Rennie Tablet

Uses, Side-effects, Reviews, and Precautions

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What is Rennie?

Rennie Tablet is used for Calcium supplementation, Acid indigestion, Heartburn, Sour stomach, Upset stomach, Antacid and other conditions. Rennie Tablet may also be used for purposes not listed in this medication guide.
Rennie Tablet contains Calcium Carbonate and Magnesium Carbonate Heavy as active ingredients.
Rennie Tablet works by neutralizing acids thus relieving acid reflux; proceeding with hydrochloric acid to form carbon dioxide and magnesium chloride;
Delpharm Gaillard manufactures Rennie Tablet.
Detailed information related to Rennie Tablet's uses, composition, dosage, side effects and reviews is listed below.

Rennie Tablet Uses

Rennie Tablet is used for the treatment, control, prevention, & improvement of the following diseases, conditions and symptoms:
References: 1, 2
Learn more: Uses

Rennie Tablet Working, Mechanism of Action and Pharmacology

Rennie Tablet improves the patient's condition by performing the following functions:
References: 1, 2

Rennie Tablet - Composition and Active Ingredients

Rennie Tablet is composed of the following active ingredients (salts)
Please note that this medicine may be available in various strengths for each active ingredient listed above.

Rennie Tablet - Side-effects

The following is a list of possible side-effects that may occur from all constituting ingredients of Rennie Tablet. This is not a comprehensive list. These side-effects are possible, but do not always occur. Some of the side-effects may be rare but serious. Consult your doctor if you observe any of the following side-effects, especially if they do not go away.
If you notice other side-effects not listed above, contact your doctor for medical advice. You may also report side-effects to your local food and drug administration authority.
References: 2, 3
Learn more: Side-effects

Rennie Tablet - Precautions & How to Use

Before using Rennie Tablet, inform your doctor about your current list of medications, over the counter products (e.g. vitamins, herbal supplements, etc.), allergies, pre-existing diseases, and current health conditions (e.g. pregnancy, upcoming surgery, etc.). Some health conditions may make you more susceptible to the side-effects of the drug. Take as directed by your doctor or follow the direction printed on the product insert. Dosage is based on your condition. Tell your doctor if your condition persists or worsens. Important counseling points are listed below.
  • Children
  • Pregnant, planning to get pregnant or breastfeeding
  • Take this medicine with a full glass of water
  • do not breathe fine dust and mist
  • while working with this chemical do not wear contact lenses
References: 2

Rennie Tablet - Drug Interactions

If you use other drugs or over the counter products at the same time, the effects of Rennie Tablet may change. This may increase your risk for side-effects or cause your drug not to work properly. Tell your doctor about all the drugs, vitamins, and herbal supplements you are using, so that you doctor can help you prevent or manage drug interactions. Rennie Tablet may interact with the following drugs and products:
  • Acids
  • Alendronate
  • Calcium acetate
  • Ciprofloxacin
  • Digoxin
  • Doxycycline
References: 2
Learn more: Interactions

Rennie Tablet - Contraindications

Hypersensitivity to Rennie Tablet is a contraindication. In addition, Rennie Tablet should not be used if you have the following conditions:
  • Extreme loss of body water
  • High amount of calcium in the blood
  • Incomplete or infrequent bowel movements
  • Increased activity of the parathyroid gland
  • Kidney disease
  • Kidney stone
Learn more: Contraindications

Where to Buy Rennie Tablet

Click here to find nearby pharmacies/medical stores where you can buy Rennie Tablet.

Rennie Tablet - Frequently asked Questions

  • Is Rennie Tablet safe to consume or apply when pregnant?
    • Calcium Carbonate: Please consult with your doctor for case-specific recommendations.
    • Magnesium Carbonate Heavy: Please consult with your doctor for case-specific recommendations.
  • Is Rennie Tablet safe while breastfeeding?
    • Calcium Carbonate: Please discuss the risks and benefits with your doctor.
    • Magnesium Carbonate Heavy: Please discuss the risks and benefits with your doctor.
  • Can Rennie Tablet be used for calcium supplementation and acid indigestion?
    Yes, calcium supplementation and acid indigestion are among the most common reported uses for Rennie Tablet. Please do not use Rennie Tablet for calcium supplementation and acid indigestion without consulting first with your doctor. Click here and view survey results to find out what other patients report as common uses for Rennie Tablet.
  • Is it safe to drive or operate heavy machinery when consuming?
    If you experience drowsiness, dizziness, hypotension or a headache as side-effects when using Rennie Tablet medicine then it may not be safe to drive a vehicle or operate heavy machinery. One should not drive a vehicle if using the medicine makes you drowsy, dizzy or lowers your blood-pressure extensively. Pharmacists also advise patients not to drink alcohol with medicines as alcohol intensifies drowsiness side-effects. Please check for these effects on your body when using Rennie Tablet. Always consult with your doctor for recommendations specific to your body and health conditions.
  • Is this medicine or product addictive or habit forming?
    Most medicines don't come with a potential for addiction or abuse. Usually, government's categorizes medicines that can be addictive as controlled substances. Examples include schedule H or X in India and schedule II-V in the US. Please consult the product package to make sure that the medicine does not belong to such special categorizations of medicines. Lastly, do not self-medicate and increase your body's dependence to medicines without the advice of a doctor.
  • Can it be stopped immediately or do I have to slowly ween off consumption?
    Some medicines need to be tapered or cannot be stopped immediately because of rebound effects. Please consult with your doctor for recommendations specific to your body, health and other medications that you may be using.

Other important Information on Rennie Tablet

Missing a dose

In case you miss a dose, use it as soon as you notice. If it is close to the time of your next dose, skip the missed dose and resume your dosing schedule. Do not use extra dose to make up for a missed dose. If you are regularly missing doses, consider setting an alarm or asking a family member to remind you. Please consult your doctor to discuss changes in your dosing schedule or a new schedule to make up for missed doses, if you have missed too many doses recently.
References: 4, 5, 6, 7

Overdosage of Rennie Tablet

  • Do not use more than prescribed dose. Taking more medication will not improve your symptoms; rather they may cause poisoning or serious side-effects. If you suspect that you or anyone else who may have overdosed of Rennie Tablet, please go to the emergency department of the closest hospital or nursing home. Bring a medicine box, container, or label with you to help doctors with necessary information.
  • Do not give your medicines to other people even if you know that they have the same condition or it seems that they may have similar conditions. This may lead to overdosage.
  • Please consult your physician or pharmacist or product package for more information.
References: 8, 9, 10

Storage of Rennie Tablet

  • Store medicines at room temperature, away from heat and direct light. Do not freeze medicines unless required by package insert. Keep medicines away from children and pets.
  • Do not flush medications down the toilet or pour them into drainage unless instructed to do so. Medication discarded in this manner may contaminate the environment. Please consult your pharmacist or doctor for more details on how to safely discard Rennie Tablet.
References: 11, 12, 13, 14

Expired Rennie Tablet

  • Taking a single dose of expired Rennie Tablet is unlikely to produce an adverse event. However, please discuss with your primary health provider or pharmacist for proper advice or if you feel unwell or sick. Expired drug may become ineffective in treating your prescribed conditions. To be on the safe side, it is important not to use expired drug. If you have a chronic illness that requires taking medicine constantly such as heart condition, seizures, and life-threatening allergies, you are much safer keeping in touch with your primary health care provider so that you can have a fresh supply of unexpired medications.
References: 15, 16

Dosage Information

Please consult your physician or pharmacist or refer to product package.

Questions - Rennie Tablet

No questions have been asked.

News and Updates

Latest news and updates related to Rennie Tablet. Subscribe to get latest posts via email or subscribe to a RSS feed.
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Rennie Tablet - Packages and Strengths

Please consult your physician or pharmacist or product package for this information.

Rennie Tablet - Manufacturers

The medicine is manufactured by the following companies

Rennie Tablet - Demographic Information


  1. Dailymed Calcium Carbonate - Accessed: October 12, 2016. (Accessed 10/13/16)
  2. Pubchem MAGNESIUM CARBONATE - Accessed: October 12, 2016.
  3. Gabriely, Ilan; Leu, James P.; Barzel, Uriel S. (2008). "Clinical problem-solving, back to basics". New England Journal of Medicine. 358 (18): 1952–6. doi:10.1056/NEJMcps0706188. PMID 18450607. - Accessed: October 12, 2016. (Accessed 10/13/16)
  4. - Accessed: July 14, 2016.
  5. - Accessed: July 3, 2016.
  6. Cancer.Net (2014). - Accessed: July 3, 2016.
  7. Schachter, S.C., Shafer, P. O. &; Sirven, J.I. (2013). - Accessed: May 28, 2016.
  8. National Institute of Drug Abuse (2010). - Accessed: July 21, 2016.
  9. eMedicinehealth (2016). - Accessed: July 21, 2016.
  10. Centers for Disease Control and Prevention (2010). - Accessed: July 21, 2016.
  11. Centers for Disease Control and Prevention. December 12, 2011. - Accessed: June 10, 2016.
  12. The Center for Improving Medication Management and the National Council on Patient Information and Education. - Accessed: June 10, 2016.
  13. U.S. Food and Drug Administration. December 24, 2013. - Accessed: June 10, 2016.
  14. World Health Organization: - Accessed: July 1, 2016.
  15. Lyon, R. C., Taylor, J. S., Porter, D. A., et al. (2006) Stability profiles of drug products extended beyond labeled expiration dates. Journal of Pharmaceutical Sciences; 95:1549-60 - Accessed: July 3, 2016.
  16. Harvard Medical School (2016). - Accessed: May 1, 2016.

Cite this page

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APA Style Citation

  • Rennie Tablet - Uses, Side-effects, Reviews, and Precautions - Delpharm Gaillard - - Singapore. (n.d.). Retrieved January 22, 2018, from

MLA Style Citation

  • "Rennie Tablet - Uses, Side-effects, Reviews, and Precautions - Delpharm Gaillard - - Singapore" N.p., n.d. Web. 22 Jan. 2018.

Chicago Style Citation

  • "Rennie Tablet - Uses, Side-effects, Reviews, and Precautions - Delpharm Gaillard - - Singapore" Accessed January 22, 2018.

Last updated date

This page was last updated on 11/04/2017.
This page provides information for Rennie Tablet in English.
Read Reviews » Rennie Tablet

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