Most people who take Imodium feel there's no hassle and it's definitely worth it! 6 side effects of calcium supplements you need to know about Think twice before taking calcium supplements on a daily basis. Elemental Calcium: Elemental calcium is what the body absorbs for bone growth and other health benefits; therefore, the actual amount of calcium in the supplement is very important. Tums (calcium carbonate): Yes Tums (calcium carbonate) can cause gastric irritation which in turn can cause diarrhea. The calcium goes to the intestines and soaks up excess fluids and binds them together and they are gotten rid of in our waste.This is a process that can be continued by taking the calcium carbonate on a regular basis thus giving a more formed BM.There is calcium carbonate which helps us with DIARRHEA and there is calcium citrate which is more easily absorbed by the body and gets to the … For example, 1,250 mg of calcium carbonate contains 500 mg of elemental calcium (40%). 1 doctor agrees. Non-habit forming and available over-the-counter. 3.8 / 5 average rating with 1373 reviews for Tums. The label on calcium supplements is helpful in determining how much calcium is contained in one serving (number of tablets). Talk to your doctor or pharmacist about other medicines if you need additional relief. Tums is an over-the-counter chewable tablet containing calcium carbonate 2. 2. Calcium carbonate for chronic diarrhea / IBS / solid stools - posted in Supplements: How safe is this? It may also be used as a source of calcium to help prevent weak bones, or osteoporosis. 0. Experts warn that it could lead to one of these side effects. 2 thanks. 57 years experience Pediatrics. I do think that calcium is one of the most beneficial supplements for IBS, more so than high fiber (given that ibs causes intestinal pain from gas and fiber is gassy). Calcium Carbonate is a medication used to prevent or treat low blood calcium levels in people who do not get enough calcium from their diets. It is primarily used as an antacid to alleviate symptoms of acid-related conditions like gastroesophageal reflux disease (GERD) and peptic ulcer disease. can tums (calcium carbonate) cause diarrhea or loose stools if taken once a day for last two weeks? Calcium carbonate can decrease the absorption of other drugs. Send thanks to the doctor. Upsides. Dr. Oscar Novick answered. Tums (Calcium carbonate) gives quick relief for heartburn, but does not last all day. It may be used to treat conditions caused by low calcium levels such as bone loss (osteoporosis), weak bones (osteomalacia/rickets), decreased activity of the parathyroid gland (hypoparathyroidism), and a certain muscle disease (latent tetany). 0 comment .