Medicine Overview
Adult Dose
| Clinical Information | Administration Information |
|---|---|
|
Age: Adult |
Dose: Tablet – 1 tablet Frequency: twice daily Note: by mouth |
|
Indication: Hyperparathyroidism Age: Adult Condition: renal failure |
Dose: Tablet – 0.25 mcg Frequency: once daily or alternate day Note: May increase slowly |
Child Dose
| Clinical Information | Administration Information |
|---|---|
|
Indication: Secondary hyperparathyroidism and metabolic bone disease Age: 3 years and older |
Dose: Oral – 0.25 microgram Frequency: once daily Note: may increase to 0.5 microgram |
|
Indication: Secondary hyperparathyroidism and metabolic bone disease Age: younger than 3 years |
Dose: Oral – 0.01–0.015 microgram/kg Frequency: once daily |
Administration
- Take with food
- Take with full glass of water
Side Effect
- Anorexia
- Constipation
- Flatulence
- Nausea
- Vomiting
- Hypercalcemia
- Hypophosphatemia
- Xerostomia
- Acid rebound
- Milk-alkali syndrome
- Coma
- Confusion
- Delirium
- Headache
- Lethargy
- Abdominal pain
- Apathy
- BUN and creatinine increased
- Cardiac arrhythmia
- Constipation
- Dry mouth
- Dehydration
- Growth suppression
- Headache
- Hyperthermia
- Hypercalcemia
- Hypercholesteremia
- Hypermagnesemia
- Hyperphosphatemia
- Hypertension
- Libido decreased
- Metallic taste
- Muscle or bone pain
- Nocturia
- Pruritus
- Psychosis
- Somnolence
- Weakness
Drug Interaction
Drug Interaction
| Drug Name | Risk Factors |
|---|---|
|
Thiazide diuretics (Chlorothiazide, Chlorthalidone, Hydrochlorothiazide, Indapamide, Metolazone), Vitamin D
|
May lead to milk-alkali syndrome and hypercalcaemia
|
|
Corticosteroids (Prednisone, Prednisolone, Methylprednisolone, Dexamethasone, Hydrocortisone)
|
Decreased absorption
|
Disease Interaction
Disease Interaction
| Disease Name | Risk Factors |
|---|---|
|
Hypercalcaemia, Evidence of Vitamin D Toxicity
|
Can worsen calcium levels
|
Pregnancy
Pregnancy
Lactation
Special Use
Precaution
Overdose
Pharmacology
Storage
Details coming soon
Data Sources
Clinical & regulatory information on this page is compiled from the following government sources:
DISCLAIMER: This drug information content is provided for informational purposes only and is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Patients should always consult their physician with any questions regarding a medical condition and to obtain medical advice and treatment.