Calcium 500 mg + Cholecalciferol 500 iu tablet is a oral nutritional supplement. Calcium 500 mg + Cholecalciferol 500 iu is commonly prescribed in conditions like calcium deficiency, vitamin D deficiency, osteoporosis, weak bones, fracture healing, muscle weakness, and increased calcium needs in elderly people and postmenopausal women. 

Calcium helps in building and maintaining strong bones and teeth, while cholecalciferol (vitamin D3) helps the body absorb calcium from the intestine and maintain proper calcium levels in the blood. 

Common side effects of Calcium 500 mg + Cholecalciferol 500 iu are constipation, diarrhea, stomach upset, abdominal pain, nausea, vomiting, and bloating. Taking it after food helps reduce stomach discomfort. Avoid taking more than prescribed, as excess intake can lead to high calcium levels in the blood (hypercalcemia), causing weakness, confusion, or kidney problems. 

Calcium 500 mg + Cholecalciferol 500 iu is an oral calcium and vitamin D supplement. Calcium 500 mg + Cholecalciferol 500 iu is used to treat and relieve symptoms of the following conditions: 

1. Calcium deficiency (weak bones, muscle cramps, low calcium levels) 
2. Vitamin D deficiency 
3. Osteoporosis (weak and brittle bones) 
4. Bone weakness and fracture healing support 
5. Muscle weakness due to low calcium or vitamin D 
6. Support overall bone and teeth health 

1. Take Calcium 500 mg + Cholecalciferol 500 iu as prescribed by your doctor, at the same time each day. 
2. Do not stop taking Calcium 500 mg + Cholecalciferol 500 iu without your doctor’s approval, even if you feel better. 
3. If you forget to take Calcium 500 mg + Cholecalciferol 500 iu, take it as soon as you remember. If it’s almost time for your next dose, skip the missed dose. 

More Common  

1. Nausea 
2. Stomach discomfort 
3. Diarrhea 
4. Headache 
5. Mild rash 
6. Metallic taste 

Less Common

1. Vomiting 
2. Allergic reaction (rash, swelling) 
3. Nerve-related symptoms (with very high doses of vitamin B6) 

Calcium 500 mg + Cholecalciferol 500 iu works by supplying essential nutrients required for bone health. Calcium directly provides the mineral needed to build and maintain strong bones and teeth. Cholecalciferol (vitamin D3) is converted in the body to its active form, which increases calcium absorption from the intestine, helps maintain proper calcium levels in the blood, and reduces calcium loss from the kidneys. Together, they improve bone strength, reduce bone weakness, and support muscle function. 

Avoid taking Calcium 500 mg + Cholecalciferol 500 iu with the following medicines, as it may increase or decrease the desired effect, or in worse cases, it could be fatal:  

Avoid taking Calcium 500 mg + Cholecalciferol 500 iu with tea, coffee, excess fiber, spinach, and high-phytate foods at the same time, as they may reduce calcium absorption. It is best taken with water and after food for better absorption and to reduce stomach upset. 

1. The medicine should be stored at room temperature  
2. Keep away from sunlight and moisture  
3. Keep away from the reach of children 

Daily Dose

Take Calcium 500 mg + Cholecalciferol 500 iu exactly as your doctor recommends. The dose may change based on your condition and how well you respond. Do not take more than prescribed without consulting your doctor.

Missed Dose

If you forget to take your medicine, take the medication soon as you remember. If it’s nearly time for your next dose, skip the missed one and continue with your regular schedule. Always consult the doctor before making any changes to your dosage.

Calcium

The recommended dietary allowance for calcium in adults is about 1000 mg per day. Women above 50 years and older adults may need around 1200 mg per day. Children need around 700–1300 mg depending on age.

Cholecalciferol

The recommended dietary allowance for vitamin D in adults is about 600 IU per day. Older adults may need around 800 IU per day.

Calcium

Calcium is found in milk, curd, cheese, yogurt, paneer, leafy green vegetables, almonds, sesame seeds, tofu, and fortified foods.

Cholecalciferol (Vitamin D3)

Cholecalciferol found in sunlight exposure, egg yolk, fatty fish, fortified milk, fortified cereals, mushrooms

Which foods are rich in calcium? 

Calcium-rich foods include milk, curd, cheese, paneer, yogurt, sesame seeds, almonds, ragi, tofu, leafy green vegetables, and fortified cereals. 

Which fruits are rich in calcium?

Fruits that contain calcium include oranges, figs, kiwi, papaya, mulberries, and dried apricots. Dried figs are one of the better fruit sources of calcium. 

What happens in calcium deficiency? 

Calcium deficiency can cause weak bones, muscle cramps, body pain, tingling, weakness, brittle nails, and in severe cases bone thinning or osteoporosis. 

What are the uses of cholecalciferol tablets? 

Cholecalciferol (vitamin D3) tablets are used to treat and prevent vitamin D deficiency. They help improve calcium absorption in the body, making them useful in conditions like weak bones, osteoporosis, fractures, muscle weakness, and low calcium levels. They are also commonly prescribed for elderly people and individuals with low sunlight exposure. 

What are the benefits of vitamin D tablets? 

Vitamin D tablets help strengthen bones and teeth by increasing calcium absorption. They support muscle function, reduce the risk of fractures, and help manage conditions like osteoporosis. They also support immunity and overall health, especially in people with vitamin D deficiency. 

1. National Institutes of Health. Calcium [Internet]. National Institutes of Health Office of Dietary Supplements. 2024. Available from 
2. NHS. Calcium – Vitamins and minerals [Internet]. NHS. 2020. Available from 
3. Calcitriol Oral: Uses, Side Effects, Interactions, Pictures, Warnings & Dosing – WebMD [Internet]. Available from 
4. Al-Hashimi N, Abraham S. Cholecalciferol [Internet]. PubMed. Treasure Island (FL): StatPearls Publishing; 2024. Available from 
5. Cholecalciferol (Oral Route) Description and Brand Names – Mayo Clinic [Internet]. www.mayoclinic.org. Available from