 [ Symptoms ] if i have higher than normal mercury levels from eating sushi will it get back to normal by itself if i change my diet  or a treatment is the only option [ Disease ] if prevacid was the drug prescribed for your refluxheartburn and it was helping your symptoms you should not stop unless advised by your doctor since calcium citrate as in citracal does not require acid in the stomach for absorption this is your supplement of choice tums are made from calcium carbonate as is caltrate they may not be totally absorbed while on an acid reducing medication the current standard recommendation for daily calcium intake is 1200 mg every day remember that this number includes calcium from food most people who eat a well balanced diet get about 300 mg of calcium without even trying if you include dairy products or calcium fortified foods in your daily diet you can reduce or even eliminate the amount needed from supplements to help estimate your daily calcium intake contact nof [national osteoporosis foundation] and request a calcium calculator handout note you should not take your prevacid and calcium supplements together check with your doctor about the appropriate timing of the medication in relationship to your calcium citrate vitamin d3 comes in several strengths over the counter so you should easily be able to find the amount you need