Viewing nowAlfacalcidol Soft Capsules 0.5 Micrograms (Alfacalcidol)
Alfacalcidol 0.5μg
Soft capsule · OTC medication
Kolon Pharamceuticals Co., Ltd.

MFDS item code 202600003 · Notified 2026.01.02
Improvement of vitamin D metabolic dysfunction symptoms (hypocalcemia, bone lesions, etc.) and osteoporosis
This medication assists in alleviating symptoms such as hypocalcemia, muscle spasms (tetany), bone pain, and bone lesions that occur in conditions such as chronic renal failure, hypoparathyroidism, vitamin D resistant rickets, and osteomalacia. It is also used for the treatment of osteoporosis to enhance bone health and maintain bone density. Therefore, this drug is used for the relief of symptoms of various bone-related conditions and for the maintenance of skeletal health.
For chronic renal failure and osteoporosis: 0.5-1 micrograms administered orally once a day as alfacalcidol. For hypoparathyroidism and other diseases caused by vitamin D metabolic dysfunction: 1-4 micrograms administered orally once a day as this drug.
For osteoporosis: 0.01-0.03 micrograms per kg body weight administered orally once a day as alfacalcidol. For other conditions: 0.05-0.1 micrograms per kg body weight administered orally once a day as this drug.
This drug should not be taken by patients with elevated levels of calcium and phosphorus in the blood or by those with alkalosis. Patients who are allergic to this drug or show signs of vitamin D toxicity should also avoid it. While taking this medicine, it is advisable not to use drugs containing magnesium, vitamin D, or calcium together. Women who are breastfeeding should avoid using this drug if possible, as its safety has not been established. Pregnant women or those who may become pregnant should only take it after consulting with a physician. Special caution is required for children, elderly patients, and those taking specific medications when using this drug. If any abnormal symptoms occur during use, especially those related to hypercalcemia, discontinue use immediately and consult a professional. Regularly check serum calcium levels and strictly adhere to dosage to avoid overdose. Store in a cool, dry place out of reach of children and avoid direct sunlight.
Hives, severe swelling, chest tightness, difficulty breathing, cold sweat, pallor, severe rash with fever, blistering, skin shedding, pain in oral/eye mucosa, difficulty breathing or shortness of breath, asthma attacks, breathing difficulties accompanied by cough and fever, yellowing of skin or eyes, severe generalized fatigue, sudden and severe headaches, thunderclap headache, seizures, confusion of consciousness, visual disturbances, paralysis, significantly reduced urine output,
Not everyone experiences these, and they can vary from person to person.
This medication is sensitive to light and should be stored in a light-proof container. Additionally, it is important to store the drug at a temperature between 1°C and 30°C to maintain its effectiveness.
Yellow oval soft capsules containing a colorless or transparent oily solution
30 capsules/bottle, 100 capsules/bottle, 100 capsules/box [(10 capsules/PTP x 10)]
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.