Calcium and Calcitriol Tablet

Category- Suppliments

About Calcium and Calcitriol Tablet

This medicine contains calcium and calcitriol. Calcium and calcitriol tablet is used to prevent and treat calcium and vitamin D deficiency, osteoporosis, osteomalacia, hypocalcemia, and other conditions requiring calcium supplementation.  

Calcium is an essential mineral that helps build and maintain strong bones and teeth, supports muscle function, nerve transmission, and normal heart function. Calcitriol is an active form of vitamin D3 that increases the absorption of calcium from the intestine and helps maintain healthy calcium levels in the body. 

Common side effects include constipation, nausea, stomach upset, bloating, and mild abdominal discomfort. Rarely, excessive use may lead to high calcium levels (hypercalcemia), which may cause excessive thirst, frequent urination, confusion, or kidney stones. Use this medicine only as prescribed by your doctor.    

Medicine Highlights

Uses 1. To treat calcium deficiency  
2. To prevent and treat osteoporosis (weak and brittle bones)  
3. To support bone strength and bone healing  
4. To improve calcium absorption in the body  
5. To support healthy teeth and muscle function   
Common Side Effects  1. Constipation 
2. Diarrhea 
3. Stomach upset  
4. Abdominal pain 
5. Nausea 
6. Vomiting 
7. Bloating 
8. Loss of appetite      
Additional Information 1. Take at the same time each day to maintain consistent levels in the body. 
2. Do not crush, chew, or break the tablet.
Storage 1. The medicine should be stored in cool and dry place 
2. Keep away from sunlight and moisture 
3. Store the medicine at a temperature below 25°C 
How to Take This MedicineTake this medicine orally with a sip of water. 

Calcium and Calcitriol Tablet Uses

Calcium and Calcitriol Tablet is used to treat and relieve symptoms of the following conditions: 

  1. Calcium deficiency (weak bones, muscle cramps, low calcium levels) 
  2. Osteoporosis (weak and brittle bones) 
  3. Bone weakness and fracture healing support 
  4. Vitamin D-related calcium absorption problems 
  5. Support overall bone and teeth health                   

Calcium and Calcitriol Tablet side effects 

More Common

  1. Constipation 
  2. Nausea 
  3. Stomach upset 
  4. Bloating 
  5. Abdominal discomfort 
  6. Diarrhea 
  7. Loss of appetite            

Less Common 

  1. Headache 
  2. Dry mouth 
  3. Metallic taste 
  4. Weakness 
  5. Allergic reactions 
  6. Skin rash 
  7. Itching        

How Calcium and Calcitriol Tablet works 

This medicine contains calcium carbonate and calcitriol. Calcium carbonate provides calcium required for building and maintaining strong bones and teeth. Calcitriol, the active form of vitamin D, increases calcium absorption from the intestine, helps maintain normal calcium levels in the blood, and supports bone mineralization. Together, these ingredients strengthen bones, improve calcium utilization, and promote overall skeletal health.

Calcium and Calcitriol Tablet Interaction with Other Medicines  

Avoid taking Calcium and Calcitriol Tablet with the following medicines, as it may increase or decrease the desired effect, or in worse cases, it could be fatal: 

Calcium and Calcitriol Tablet Interaction with Food Product 

Avoid taking this medicine together with tea, coffee, high-fiber foods, spinach, bran, and foods rich in phytates or oxalates, as they may reduce calcium absorption. It is best taken after meals with water for better absorption and to reduce stomach upset. 

Intake routine/cycle

Daily dose

Take Calcium and Calcitriol Tablet 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 as 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.

Recommended Dietary Allowance (RDA)

Calcium

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

Calcitriol

There is no separate daily RDA for calcitriol because it is the active form of vitamin D used as a medicine. For general vitamin D needs, adults usually need around 600 IU daily, and older adults may need around 800 IU daily.

Natural Source of Calcium and Calcitriol Tablet

Calcium

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

Calcitriol

Calcitriol is not naturally found in foods in the same medicine form, but vitamin D can be obtained from sunlight exposure, egg yolk, fatty fish, fortified milk, fortified cereals, and mushrooms. 

FAQ’s

What are the uses of calcitriol tablets? 

Calcitriol is used for hypocalcemia (low calcium), osteoporosis (brittle bones), osteomalacia (soft bones), hypoparathyroidism (low parathyroid hormone), and latent tetany (muscle twitching).

What are calcitriol side effects? 

Common side effects of Calcitriol include hypercalcemia (high blood calcium), loss of appetite, weight loss, nausea, vomiting, headache, drowsiness, weakness, stomach discomfort, urinary tract infection, and rash.

What is the calcitriol dosage for adults? 

Adult dose for calcitriol is about 0.25mcg to 0.5mcg.

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. 

Reference

  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. Calcijex, Rocaltrol (calcitriol) dosing, indications, interactions, adverse effects, and more [Internet]. reference.medscape.com. Available from 
  5. Lung BE, Mowery ML, Komatsu DEE. Calcitriol [Internet]. PubMed. Treasure Island (FL): StatPearls Publishing; 2021. Available from           

Authors

  • Pranathi Chintaluri

    Pranathi is a final year Pharm D student at Chalapathi Institute of Pharmaceutical Sciences. She loves learning and applying her knowledge in pharmacy and has a passion for writing, which allows her to express ideas clearly and creatively. She enjoys combining her technical skills with her love for writing and communication to make a meaningful impact. Currently she is working on a research paper about “Consanguineous marriages and its impact on children's health” which will be published by the end of 2025.

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  • Mahak Phartyal

    Mahak Phartyal completed her bachelor's in pharmacy from Veer Madho Singh Bhandari Uttarakhand Technical University. She previously worked as a Medical Writer at Meril Life Sciences, where she wrote numerous scientific abstracts for conferences such as India Live 2024 and the European Society of Cardiology (ESC). During her college years, she developed a keen research interest and published an article titled “Preliminary Phytochemical Screening, Physicochemical and Fluorescence Analysis of Nyctanthes arbor-tristis and Syzygium cumini Leaves.

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