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Calcium carbonate

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

कुछ देशों में बिना प्रिस्क्रिप्शन के बेचा जाता है मुख संबंधी अलर्ट चालू

How to use Calcium carbonate

What the official label says. If a doctor prescribed it, follow the prescription. Your pack's leaflet comes first if it is different.

यह किसके लिए है

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

How to take it and how often
  • 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.

If you miss a dose

Take it when you remember, unless it is nearly time for the next dose. Then skip the missed one. Never take two doses at once to make up for it. Check your leaflet, as some medicines are different.

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)

Target Antacid - Anti-gas Relief ChewsDIMETHICONE 80 mg/1, CALCIUM CARBONATE 750 mg/1 · Tablet, Chewable · Target
NDC 11673-052Label
Extra Strength Sugar Free AntacidCALCIUM CARBONATE 750 mg/1 · Tablet, Chewable · Amerisource Bergen
NDC 46122-007Label
Tums Ultra UltraCALCIUM CARBONATE 1000 mg/1 · Tablet, Chewable · Haleon US Holdings LLC
NDC 0135-0553Label
Iodium HpBARIUM CARBONATE 30 [hp_X]/mL, OYSTER SHELL CALCIUM CARBONATE, CRUDE 30 [hp_X]/mL, FUCUS VESICULOSUS 30 [hp_X]/mL · Liquid · Natural Creations, Inc.
NDC 43406-0629Label
Antacid And AntigasCALCIUM CARBONATE 800 mg/10mL, DIMETHICONE 80 mg/10mL, MAGNESIUM HYDROXIDE 270 mg/10mL · Liquid · Geri-Care Pharmaceuticals, Corp
NDC 57896-655Label

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

Or take photos of the pack
3 free checks left today Official sources: U.S. FDA · EMA (EU) · NAFDAC · 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.