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Accueil / Médicaments de A à Z / Calcium carbonate

Calcium carbonate

relieves acid indigestion heartburn sour stomach upset stomach associated with these symptoms.

Checked against the official label · Updated

Sold without prescription in some countries Oral Safety alerts on record

How to use Calcium carbonate

Ce que dit la notice officielle. Si un médecin vous l'a prescrit, suivez l'ordonnance. La notice de votre boîte prime si elle est différente.

Pour qui

Relieves acid indigestion heartburn sour stomach upset stomach associated with these symptoms

Comment le prendre et à quelle fréquence
  • Take one to four tablets daily
  • Do not take more than 4 tablets in 24 hours do not use the maximum dosage for more than 2 weeks
Warnings

Ask a doctor or pharmacist before use if you are taking a prescription drug. Antacids may interact with certain prescription drugs. Stop use and ask a doctor if symptoms last more than 2 weeks. If pregnant or breast-feeding, ask a health professional before use.

How to store it

Keep out of reach of children.

En cas d'oubli

Prenez-le dès que vous y pensez, sauf s'il est presque l'heure de la dose suivante. Dans ce cas, sautez la dose oubliée. Ne prenez jamais deux doses à la fois pour compenser. Vérifiez votre notice, certains médicaments font exception.

Me rappeler de le prendre Notice officielle complète
From the official U.S. FDA label for this active ingredient. Your pack may have a different strength, so always read its leaflet. If a doctor prescribed it, follow the prescription. Ask a pharmacist if you are unsure. Label dated 2017-12-22.

Registered products

United States (FDA)

Extra Strength Antacid AntacidCALCIUM CARBONATE 750 mg/1 · Tablet, Chewable · RITE AID CORPORATION
NDC 11822-1039Label
Mgc Health Calcium Carbonate Antacid Assorted Fruits Assorted FruitsCALCIUM CARBONATE 1000 mg/1 · Tablet · Xiamen Kang Zhongyuan Biotechnology Co., Ltd.
NDC 83698-136Label
Calcium Carbonate 10 Gr (648 Mg) (antacid) (antacid)CALCIUM CARBONATE 648 mg/1 · Tablet · RUGBY LABORATORIES
NDC 0536-1206Label
Mgc Health Calcium Carbonate Antacid Assorted Berries Assorted BerriesCALCIUM CARBONATE 1000 mg/1 · Tablet · Xiamen Kang Zhongyuan Biotechnology Co., Ltd.
NDC 83698-137Label
Guna-awarenessLACHESIS MUTA VENOM 12 [hp_X]/30mL, MELATONIN 4 [hp_C]/30mL, MOLYBDENUM 3 [hp_X]/30mL · Solution/ Drops · Guna spa
NDC 17089-350Label

Nigeria (NAFDAC)

NAFDACCal D3 Tablet 04-5497NAFDACRennie Tablet 04-1929NAFDACMarleycid Tablet A11-100789NAFDACOsteoplus Tablet A11-100209NAFDACVitachew Tablets B4-6414NAFDACOrheptal Capsules 04-1405NAFDACGaviscon Double Action Liquid A4-9366NAFDACDr. Meyer's Calcimax Suspension 04-1436NAFDACDr. Meyer’s Gelacid Suspension_ 04-2744NAFDACGaviscon Peppermint Liquid Sachet_ A4-7058NAFDACGeescon Double Action Liquid 150 mL A11-100667NAFDACGaviscon Peppermint Liquid Suspension A4-7058

Other countries: check your pack's registration number and we point you to your regulator.

Safety alerts and recalls

HALEON CALCIUM CARBONATE TUMS ANTACID, Assorted Fruit Tablets, 1000 mg, 160-count bottle, Haleon, Warren, NJ 07059, UPC 3 07660 74610 2.U.S. FDA Class II
28 May 2026 · Guardian Drug Co. Inc. · OngoingPresence of foreign substance: small metallic particles in chewable tablets.
HyVee, Ultra Strength Antacid, Calcium Carbonate 1000 mg, 72 CHEWABLE TABLETS, DISTRIBUTED BY: HY-VEE INC., Inc., WEST DES MOINES, IA 50266, UPC: 0 75450 82514 5.U.S. FDA Class II
28 May 2026 · Guardian Drug Co. Inc. · OngoingPresence of foreign substance: small metallic particles in chewable tablets.
CAREone, EXTRA STRENGTH CALCIUM ANTACID, Calcium Carbonate 750 mg, 96 chewable Tablets, Distributed by: FOODHOLD U.S.A, LLC, LANDOVER, MD 20785, NDC 72476-127-80.U.S. FDA Class II
28 May 2026 · Guardian Drug Co. Inc. · OngoingPresence of foreign substance: small metallic particles in chewable tablets.
HyVee, Extra Strength Antacid, Calcium Carbonate 750 mg, 96 CHEWABLE TABLETS, DISTRIBUTED BY: HY-VEE INC., Inc., WEST DES MOINES, IA 50266, UPC: 0 75450 82497 1.U.S. FDA Class II
28 May 2026 · Guardian Drug Co. Inc. · OngoingPresence of foreign substance: small metallic particles in chewable tablets.

A recall usually affects certain batches only. Compare the lot number on your pack.

Check your pack of Calcium carbonate

Type the registration number on the pack, or scan it with your camera.

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Encore 3 vérifications gratuites aujourd'hui Official sources: U.S. FDA · EMA (EU) · Health Canada · WHO alerts

Questions about Calcium carbonate

What is Calcium carbonate used for?

relieves acid indigestion heartburn sour stomach upset stomach associated with these symptoms (From the official U.S. FDA label.)

How do I take Calcium carbonate?

Follow your prescription or the leaflet in your pack. The official label says: take one to four tablets daily. do not take more than 4 tablets in 24 hours do not use the maximum dosage for more than 2 weeks…

Do I need a prescription for Calcium carbonate?

In many countries Calcium carbonate is sold without a prescription in some strengths. Rules differ by country, so ask a pharmacist.

What brands contain Calcium carbonate?

Calcium carbonate is sold under names such as Folbecal, Folgard Os, Oysco 500 With D, Lactocal, Os-cal 500 With D, Viactiv Calcium Plus D, Slow-mag Reformulated Feb 2012, Cal-quick. Brand names differ between countries.

How can I check that my Calcium carbonate is genuine?

Scan the registration number on your pack with PillVera (NAFDAC number in Nigeria, NDC in the United States, DIN in Canada), check the expiry date and buy only from licensed pharmacies.

Sources

This page shows what official sources say, in plain words. It is not medical advice: your prescription and your doctor or pharmacist come first. Brand names, strengths and rules differ between countries.