Viewing nowBicadol Capsule 1 Microgram (Alfacalcidol)
Alfacalcidol 1μg
Soft capsule · OTC medication
Dongkook Pharmaceutical Co., Ltd.

MFDS item code 202503211 · Notified 2025.12.09
Improvement of symptoms related to vitamin D metabolic disorders (hypocalcemia, bone lesions, etc.) and treatment of osteoporosis.
This medication helps improve hypocalcemia, tetany, bone pain, and bone lesions caused by vitamin D metabolic disorders. It is also used to alleviate symptoms of chronic renal failure, hypoparathyroidism, vitamin D-resistant rickets, and osteomalacia. Additionally, it is effective in the treatment of osteoporosis. Therefore, this medication helps improve symptoms of these bone-related diseases and aids in health recovery.
Chronic renal failure and osteoporosis: For alfacalcidol, administer 0.5 to 1 ㎍ once daily orally. Hypoparathyroidism and other vitamin D metabolic disorders: For this medication, administer 1 to 4 ㎍ once daily orally.
Osteoporosis: For alfacalcidol, administer 0.01 to 0.03 ㎍ per kg of body weight once daily orally. Other disorders: For this medication, administer 0.05 to 0.1 ㎍ per kg of body weight once daily orally.
This medication should not be taken by individuals with abnormally high levels of calcium, phosphorus, or magnesium in the blood. It can be dangerous for patients with hypercalcemia, hyperphosphatemia, and hypermagnesemia. Additionally, those with excessively alkaline blood or symptoms of vitamin D toxicity should also avoid this medication. Individuals who have had allergies or hypersensitivity reactions to any ingredients in this medication should not take it. It is advisable not to use magnesium-containing medications, vitamin D preparations, calcium supplements, and certain diuretics during treatment. If you are taking any medications that may interact with this drug, you must consult a healthcare professional. Breastfeeding women are advised to avoid taking this medication, and if it is necessary to take it, it is safer to discontinue breastfeeding. Women who are pregnant or may become pregnant should consult a physician before taking this medication, as it may pose risks to the fetus. Children, elderly individuals, and those with a history of kidney stones or certain chronic diseases should consult a healthcare professional before taking this medication. During treatment, serum calcium levels should be regularly monitored to prevent hypercalcemia. If hypercalcemia occurs, discontinue the medication immediately and consult a healthcare provider. In cases of overdose, emergency treatment such as induced vomiting or gastric lavage may be required, so it is essential to visit a medical facility promptly. This medication should be stored in a sealed container that blocks light, and it is best kept at room temperature between 1 to 30 degrees Celsius to maintain its efficacy. Additionally, store it in a safe place out of reach of children.
Hypercalcemia, hyperphosphatemia, hypermagnesemia, alkalosis due to elevated blood pH, vitamin D toxicity, acute renal failure, jaundice, severe allergic reactions, severe skin reaction, difficulty breathing, respiratory issues, liver abnormalities, serious neurological symptoms, severe edema or urination problems, renal failure due to elevated serum calcium levels, nephrocalcinosis, liver dysfunction, high fever, deep vein thrombosis, urinary retention, kidney stones, systemic vascular calcification
Not everyone experiences these, and they can vary from person to person.
This medication should be stored in a light-blocking sealed container and preferably kept at room temperature between 1 to 30 degrees Celsius. Proper storage will help maintain the medication's effectiveness for a longer period.
An orange oval soft capsule containing a colorless or transparent oily contents.
30 capsules/bottle, 100 capsules/bottle
Even with the same ingredient, strength, dosage form and how it is taken can differ.
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Even with the same ingredient, the dose and directions can differ by strength and dosage form. Talk to a doctor or pharmacist before switching from a medication you are already taking.
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For anything that needs medical judgment, consult a doctor or pharmacist.
This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.