CardinalExtra Strength
Calcium Carbonate · Tablet, Chewable · Oral
Active ingredient
Active ingredient (per tablet) Calcium Carbonate USP 750mg
Purpose
Purpose Antacid
Uses
Uses relieves heartburn sour stomach acid indigestion upset stomach associated with these symptoms
Warnings
Warnings Ask a doctor or pharmacist before use if you are presently taking a prescription drug. Antacids may interact with certain prescription drugs. When using this product do not take more than 10 tablets in 24 hours if pregnant do not take more than 6 tablets in 24 hours do not use the maximum dosage for more than 2 weeks except under the advice and supervision of a doctor Keep out of reach of children.
Ask a doctor or pharmacist
Ask a doctor or pharmacist before use if you are presently taking a prescription drug. Antacids may interact with certain prescription drugs.
When using this product
When using this product do not take more than 10 tablets in 24 hours if pregnant do not take more than 6 tablets in 24 hours do not use the maximum dosage for more than 2 weeks except under the advice and supervision of a doctor
Keep out of reach of children
Keep out of reach of children.
Directions
Directions adults and children 12 years of age and over: chew 2-4 tablets as symptoms occur, or as directed by a doctor. Do not swallow tablets whole. do not take for symptoms that persist for more than 2 weeks unless advised by a doctor
Other information
Other information each tablet contains : calcium 300mg store at room temperature. Keep the container tightly closed DO NOT USE IF PRINTED SEAL UNDER CAP IS TORN OR MISSING
Inactive ingredients
Inactive ingredients D&C Yellow No. 10, dextrose, FD&C Blue No. 1, flavor, magnesium stearate, maltodextrin, starch, sucralose
Questions?
Questions or comments? 1-866-467-2748
Label text from the FDA structured product label by CARDINAL HEALTH (revised Oct 14, 2025). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Calcium Carbonate in 1 product
CardinalExtra Strength NDC products (1)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 70000-0592 | Calcium Carbonate 750 mg/1 Tablet, Chewable | CARDINAL HEALTH | OTC MONOGRAPH DRUG |
Frequently asked questions
What is CardinalExtra Strength used for?
Uses relieves heartburn sour stomach acid indigestion upset stomach associated with these symptoms
Who makes CardinalExtra Strength?
CardinalExtra Strength is listed by 1 labeler in the FDA NDC directory, including CARDINAL HEALTH.