Active substance
Calcium Carbonate Chewable Tablets
3 products from 2 companies contain this in United States.
3 without prescriptionTablet, Chewable
Available without a prescription
Extra Strength Antacid Calcium Carbonate, 750mg750 mgWithout prescription CVS HEALTH CORP · Calcium Carbonate Chewable TabletsMaximum Strength Calcium Carbonate 1000mg1000 mgWithout prescription CVS HEALTH CORP · Calcium Carbonate Chewable TabletsUltra Strength Antacid1000 mgWithout prescription CVS Pharmacy. Inc. · Calcium Carbonate Chewable Tablets
Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.