Vitamin
D (Calciferol, Ergocalciferol, Rocaltrol) |
Category:
Description:
Indications:
-
Vitamin
D deficiency
-
Ricketts
in children
-
Osteomalacia
in elderly
-
Familial
hypophosphatemia
-
Familial
hypoparathyroidism
-
Bone,
cartilage development
-
Calcium
absorption
Contraindications:
Precautions:
-
Pregnancy
category C
-
Potency
is expressed in the form of International Units (IU)
-
Vitamin
D is considered a hormone that promotes active absorption of calcium
and phosphorus in the small intestine.
-
Vitamin
D deficiency leads to progressive hearing loss, rickets and/or
osteomalacia.
-
Patients
may develop hypervitaminosis D with excessive dosages (greater than
60,000 IU per day). Symptoms
of hypervitaminosis D are:
Adverse
Reactions (Side Effects):
-
Relatively
non-toxic in therapeutic doses
-
Early:
weakness, headache, somnolence, nausea, vomiting, dry mouth, myalgia
-
Late:
-
Polyuria
-
Polydypsia
-
Anorexia
-
Irritability
-
Nocturia
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Dosage:
-
Dietary
sources: Converted from dietary cholesterol by UV radiation (sunlight
exposure), milk (Vitamin D fortified), oily fish, liver, eggs
-
Administered
orally (soft gelatin capsules, tablets, liquid) and IM injection
-
Dietary
supplementation (RDA: recommended daily allowance):
-
Vitamin
D resistant rickets: 12,000-500,000 IU per day
-
Hypoparathyroidism:
50,000-200,000 IU per day
-
Familial
hypophosphatemia: 10,00-80,000 IU per day
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The information contained here is an
abbreviated summary. For more detailed and complete information, consult the
manufacturer's product information sheets or standard textbooks
Source: Operational Medicine 2001, Health
Care in Military Settings, NAVMED P-5139, May 1, 2001, Bureau
of Medicine and Surgery, Department of the Navy, 2300 E Street NW, Washington,
D.C., 20372-5300
This information is provided by The Brookside Associates. The Brookside
Associates, LLC. is a private organization, not affiliated with any governmental
agency. The opinions presented here are those of the author and do not
necessarily represent the opinions of the Brookside Associates or the Department
of Defense. The presence of any advertising on these pages does not constitute
an endorsement of that product or service by either the US Department of Defense
or the Brookside Associates. All material presented here is unclassified.
C. 2009, 2014, All Rights Reserved
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