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Colitrol IV Injection contains Calcitriol
Colitrol IV Injection uses for
Calcitriol is indicated for the correction of the abnormalities of Calcium and Phosphate metabolism in patients with renal osteodystrophy.
Calcitriol is also indicated for the treatment of established post-menopausal osteoporosis, hypoparathyroidism, idiopathic hypoparathyroidism, pseudohypoparathyroidism, vitamin D dependent rickets.
Injection
The recommended intravenous initial dose of Calcitriol injection, depending on the severity of the hypocalcemia and/or secondary hyperparathyroidism, is 1 mcg (0.02 mcg/kg) to 2 mcg administered three times weekly, approximately every other day. Doses as small as 0.5 mcg and as large as 4 mcg three times weekly have been used as an initial dose. If a satisfactory response is not observed, the dose may be increased by 0.5 to 1 mcg at two to four week intervals.
Capsule
Adult
Renal osteodystrophy: The initial daily dose is 0.25 mcg of Calcitriol. In patients with normal or only slighty reduced Calcium level, doses of 0.25 mcg every other day are sufficient. If no satisfactory response in the biochemical parameters and clinical manifestations of the disease is observed within 2 weeks, the daily dosage may be increased by 0.25 mcg at 2 week intervals.
Post-menopausal osteoporosis: The recommended dose of Calcitriol is 0.25 mcg twice daily.
Serum calcium and creatinin levels should be determined at 1 and 6 months and at 6 monthly intervals thereafter.
Hypoparathyroidism & Rickets: The recommended initial dose of Calcitriol is 0.25 mcg per day in the morning. In patients with renal osteodystrophy or hypoparathyroidism and rickets if within 2 weeks no satisfactory response is observed by usual dose then dose may be increased at two to four week intervals.
Elderly patients
No specific dosage modifications are required in elderly patents.
Children
Dosage in children has not been established.
Administration of Calcitriol to patients in excess of their daily requirements can cause hypercalcaemia, hypercalciuria and hyperphospatemia. Since Calcitriol is a derivative of vitamin D, the signs and symptoms of overdose are the same as for an overdose of vitamin D.
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