DV 400

# Cholecalciferol 400 IU ## SHORT DESCRIPTION Cholecalciferol 400 IU, also known as **Vitamin D3**, is a vitamin supplement used to support healthy bones, muscles and normal calcium absorption. It helps maintain adequate vitamin D levels and may be used to prevent or treat vitamin D deficiency when recommended by a healthcare professional. ## KEY BENEFITS * Helps maintain healthy **bones and teeth** * Supports normal **calcium and phosphorus absorption** * Helps maintain normal muscle function * Supports normal immune system function * Helps prevent vitamin D deficiency when used appropriately * Supports healthy bone development in children and adults ## USES / INDICATIONS Cholecalciferol 400 IU may be used for: * Prevention of **vitamin D deficiency** * Supplementation when dietary vitamin D intake is inadequate * Supporting bone health * Supporting calcium absorption * Maintaining normal muscle function * Vitamin D supplementation in people at risk of inadequate vitamin D intake The appropriate dose depends on age, diet, sunlight exposure, medical condition and blood vitamin D levels. ## HOW IT WORKS Cholecalciferol is a form of **vitamin D3**. After absorption, it is converted in the liver and kidneys into active vitamin D metabolites. Active vitamin D helps the intestines absorb **calcium and phosphorus**, which are important for maintaining normal bone mineralization and muscle function. Adequate vitamin D also contributes to normal immune system function. ## DOSAGE & ADMINISTRATION * Take Cholecalciferol 400 IU exactly as directed by your doctor or pharmacist. * It can generally be taken with or without food. * Taking vitamin D with a meal containing some dietary fat may improve absorption. * Swallow the dosage form with water if applicable. * Do not take additional high-dose vitamin D supplements without medical advice. * Follow the recommended dose for your age and individual needs. ### Missed Dose If you miss a dose, take it when remembered unless it is close to the next scheduled dose. Do not take an excessive amount to compensate. ## SIDE EFFECTS Cholecalciferol at recommended doses is generally well tolerated. Possible side effects, particularly with excessive intake, include: * Nausea * Vomiting * Constipation * Abdominal discomfort * Loss of appetite * Increased thirst * Increased urination * Weakness * Fatigue * Headache Excessive vitamin D can cause **high blood calcium levels (hypercalcemia)**, which may become serious. ### Signs of Excessive Vitamin D Seek medical advice if you develop: * Persistent nausea or vomiting * Severe weakness * Excessive thirst * Frequent urination * Confusion * Severe abdominal pain * Kidney stone symptoms ## PRECAUTIONS & WARNINGS * Do not exceed the recommended dose unless specifically prescribed. * Tell your doctor if you have **kidney disease**. * Inform your doctor if you have a history of kidney stones. * Tell your doctor if you have high blood calcium levels. * Use cautiously in conditions associated with abnormal calcium metabolism. * Tell your doctor if you have sarcoidosis or other granulomatous disorders because vitamin D metabolism may be altered. * Inform your doctor about all other vitamin D or calcium supplements you are taking. * Long-term high-dose vitamin D supplementation should be monitored by a healthcare professional. * Children should receive age-appropriate vitamin D doses. * Consult your doctor before using vitamin D supplements during pregnancy or breastfeeding if the product is intended for supplementation beyond routine nutritional requirements. ## DRUG INTERACTIONS Cholecalciferol may interact with or be affected by: * **Calcium supplements** — excessive combined intake may increase the risk of hypercalcemia. * **Thiazide diuretics** — may increase the risk of high blood calcium. * **Digoxin and other cardiac glycosides** — high calcium levels associated with excessive vitamin D may increase the risk of cardiac toxicity. * **Certain anticonvulsants** such as phenytoin and carbamazepine — may increase vitamin D metabolism and reduce its effectiveness. * **Glucocorticoids** — may reduce calcium absorption and interfere with vitamin D effects. * **Cholestyramine and other bile-acid sequestrants** — may reduce absorption of vitamin D. * **Orlistat** — may reduce absorption of fat-soluble vitamins, including vitamin D. Tell your doctor or pharmacist about all prescription medicines, over-the-counter medicines, vitamins and herbal supplements you take. ## STORAGE INFORMATION * Store according to the manufacturer's instructions. * Keep in the original packaging. * Store at the recommended room temperature. * Protect from excessive heat, moisture and direct sunlight. * Keep the container tightly closed where applicable. * Keep out of reach of children. * Do not use after the expiry date. * Do not use the product if the packaging is damaged. ## PRESCRIPTION STATUS **Usually available as a non-prescription vitamin supplement**, although prescription status may vary according to the formulation, dosage form and regulations in your country. Use higher-dose vitamin D preparations only under appropriate medical guidance. ## GENUINE MEDICINE ASSURANCE For safe and genuine Cholecalciferol 400 IU: * Purchase from a licensed and reputable pharmacy. * Verify the product name and strength. * Check the manufacturer details. * Check the batch number and expiry date. * Ensure the packaging and seal are intact. * Avoid products with damaged, altered or suspicious packaging. * Follow the manufacturer's storage instructions. * Consult a pharmacist if you have concerns about product authenticity. ## FAQ ### What is Cholecalciferol 400 IU? Cholecalciferol 400 IU is a **vitamin D3 supplement** used to help maintain adequate vitamin D levels and support healthy bones, muscles and calcium absorption. ### What is Cholecalciferol also called? Cholecalciferol is commonly known as **Vitamin D3**. ### What is Cholecalciferol 400 IU used for? It is used for vitamin D supplementation and prevention of vitamin D deficiency, as well as supporting healthy bones, teeth, muscles and calcium absorption. ### Is Cholecalciferol the same as Vitamin D3? Yes. **Cholecalciferol is Vitamin D3**, one of the forms of vitamin D. ### How does Vitamin D3 work? Vitamin D3 is converted into active vitamin D metabolites that help the body absorb calcium and phosphorus, supporting normal bone mineralization and muscle function. ### Is 400 IU of Vitamin D enough? The appropriate amount depends on age, nutritional intake, sunlight exposure, health status and individual vitamin D requirements. A healthcare professional can recommend the appropriate dose. ### Can Cholecalciferol 400 IU be taken every day? Vitamin D3 can be taken regularly when appropriate. Follow the dosage recommended on the product label or by your healthcare professional. ### Can Cholecalciferol be taken with calcium? Yes, vitamin D and calcium are often used together because vitamin D helps the body absorb calcium. However, excessive calcium and vitamin D intake can cause high blood calcium levels. ### Can Cholecalciferol cause side effects? At recommended doses, side effects are uncommon. Excessive vitamin D intake can cause high calcium levels, potentially resulting in nausea, vomiting, weakness, excessive thirst and frequent urination. ### Can I take Vitamin D3 with other supplements? Many multivitamins and calcium supplements already contain vitamin D. Check the labels to avoid accidentally taking excessive amounts of vitamin D. ### Can Cholecalciferol be taken during pregnancy? Vitamin D is important during pregnancy, but the appropriate dose should be determined according to nutritional requirements and medical advice. ### Can Cholecalciferol be taken while breastfeeding? Vitamin D is important during breastfeeding. The appropriate maternal or infant supplementation dose depends on individual circumstances and should be discussed with a healthcare professional. ### Does Vitamin D3 help bones? Yes. Vitamin D helps the body absorb calcium and phosphorus, which are essential for maintaining healthy bones. ### Does Cholecalciferol help with muscle function? Yes. Adequate vitamin D contributes to normal muscle function. ### What happens if I take too much Vitamin D3? Excessive vitamin D can cause **hypercalcemia**, which may lead to nausea, vomiting, weakness, excessive thirst, frequent urination and kidney problems. Avoid high-dose supplementation unless medically recommended. ### Can kidney patients take Cholecalciferol? People with kidney disease should consult their doctor before using vitamin D supplements because kidney disease can affect vitamin D and calcium metabolism. ### How should Cholecalciferol 400 IU be stored? Store according to the manufacturer's instructions, generally at room temperature away from excessive heat, moisture and direct sunlight. Keep it out of reach of children. ## MEDICAL DISCLAIMER This information is provided for educational and informational purposes only and does not replace professional medical advice, diagnosis or treatment. **Cholecalciferol 400 IU is a Vitamin D3 supplement, and the appropriate dose varies according to age, nutritional requirements, medical conditions and other sources of vitamin D.** Excessive vitamin D intake can cause dangerously high calcium levels. Consult a qualified healthcare professional before using high-dose vitamin D or if you have kidney disease, kidney stones or calcium-related disorders. Always follow the specific product label and your healthcare professional's instructions.