Calcium (as carbonate) 500mg; chew tabs; assorted flavors. Calcium blocks absorption of tetracyclines. May affect absorption of other drugs. Absorption blocked by corticosteroids, foods such as ...

Oral- 1 to 3 chewable tablets containing 500 mg calcium carbonate per day, or as directed by your physician. Maximum dose is 16 tablets/day. For pregnant woman maximum dose is 7 tabs/day.