Calcium tablets are too big to swallow, so you can generally choose to chew or grind them, or take them with warm water. Calcium tablets are generally tablets, not directly swallowed will not affect the absorption of drugs, some calcium tablets have instructions need to be taken by chewing. 1, chewing: for larger calcium tablets, you can generally chew the calcium tablets directly by chewing and then swallowing. After chewing, it can reduce the burden on the gastrointestinal tract and will not affect the absorption of calcium tablets. 2.Grind: If the calcium tablets are large in size, it is usually impossible for the elderly or children to swallow them directly. In this case, you can first grind the calcium tablets, and then swallow them after the volume becomes smaller or even into a powder; 3, open: when taking calcium tablets for calcium, you can also open the calcium tablets in warm water, which is more water-soluble, and the calcium tablets dissolved in water can be consumed directly, without reducing the absorption rate in the body. If your body has a calcium deficiency, you should take calcium supplements in a timely manner, and also supplement vitamin D to promote calcium absorption. Usually you can eat more calcium-rich foods, such as silverfish, shrimp, bone broth, etc., and also go outdoors more often to bathe in the sunlight, which can accelerate calcium absorption. Oral calcium tablets are generally taken after meals to avoid affecting absorption and also to avoid increasing the burden on the gastrointestinal tract.