OTC
Vitamin D supplement
Colecalciferol
Last reviewed April 2026
Who is this for?
What is this drug?
Colecalciferol is Vitamin D3, a form of vitamin D that your body needs to absorb calcium and keep your bones strong. It works by boosting the level of vitamin D in your body, especially when you are not getting enough from sunlight or food.
What is it used for?
Vitamin D deficiencyweak bones (osteoporosis)soft bones in children (rickets)soft bones in adults (osteomalacia)low calcium levelsbone pain from lack of vitamin D
Available Over The Counter
Available at pharmacies without a prescription. Rules may vary by country.