Calbonex Tablet contains a combination of calcium and vitamin D3 (also known as cholecalciferol/colecalciferol). It is used to treat vitamin D and calcium deficiency. It is used for conditions such as osteoporosis and helps in maintaining healthy bones and teeth. Take Calbonex Tablet as recommended by your doctor or pharmacist. Do not consume it in more quantity than that suggested by your doctor. Consult your doctor if you are pregnant, planning a pregnancy or breastfeeding and about all the medicines and supplements you take and all the conditions or diseases you suffer from before starting Calbonex Tablet. Talk to your doctor regarding any other medications or supplements and especially, if you are using steroids, medicines used to treat heart disorders, medicines used for thyroid disorders, antacids and certain antibiotics, as these medicines may interfere with the effect of Calbonex Tablet.