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Category:
Miscellaneous
Description:
Nutritional
supplement
Indications:
Chronic
hypocalcemia
Nutritional
supplement
Hyperphosphatemia
Osteoporosis
prophylaxis
Contraindications:
Hypercalcemia,
hypercalciuria, hyperparathyroidism, bone tumors
Ventricular
fibrillation, renal calculi
Precautions:
Pregnancy
category C
GI
obstruction, decreased GI motility
Fluid
restriction
Adverse
Reactions (Side Effects):
CV:
bradycardia, cardiac arrest, dysrhythymias, shortened Q-T
GI:
anorexia, constipation, diarrhea, eructation, flatulence, vomiting
GU:
renal stones, renal failure, renal dysfunction
METAB:
hypercalcemia, muscle weakness, headache, coma
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Dosage:
Administered
orally
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Chronic
hypocalcemia:
Dosage is based on the clinical condition of the patient and the serum
calcium concentration. Serum
concentrations of ionized calcium may be necessary to guide dosage
adjustments in some patients, especially those with hypoalbuminemia.
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Adult:
Usual initial doses are 2-4 g PO of elemental calcium daily (5-10g
carcium carbonate) administered in 3-4 divided doses
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Child:
45-60 mg/kg PO of elemental calcium (112.5-162.5 mg/kg calcium
carbonate daily, administered in 4 divided doses
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Neonate:
50-150 mg/kg PO of elemental calcium (125-375 mg/kg calcium
carbonate) daily, administered in 4-6 divided doses
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Nutritional
Supplementation (recommended daily allowance):
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Adult
>25 years: 1000-1500mg PO elemental calcium (2500-3750mg
calcium carbonate) daily
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Child
> = 11 years and adults < = 24 years: 1200-1500mg elemental
calcium (3000-3750mg calcium carbonate) daily
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Child
6-10 years: PO 800-1200mg elemental calcium (2000-3000mg calcium
carbonate) daily
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Child
1-5 years: PO 800mg elemental calcium (2000mg calcium carbonate)
daily
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Infant
6-12 months: PO 600mg elemental calcium (1500mg calcium carbonate)
daily
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Infant
<6 months: PO 400mg elemental calcium (1000mg calcium
carbonate) daily
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Osteoporosis
prophylaxis:
(in postmenopausal women)
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