VITAMIN D |
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VITAMIN D
BRAND & GENERIC NAMES
Calciferol
Calcifidiol
Calcijex
Calcitriol
Calderol
Deltalin
DHT
DHT Intensol
Dihydrotachysterol
Drisdol
Ergocalciferol
Hytakerol
Ostoforte
Radiostol
Radiostol Forte
Rocaltrol
Numerous other multiple vitamin-mineral supplements.
BASIC INFORMATION
Habit forming? No
Prescription needed?
Low strength: No
High strength: Yes
Available as generic? Yes
Drug class: Vitamin supplement
USES
Dietary supplement.
Prevention of rickets (bone disease).
Treatment for hypocalcemia (low blood calcium) in kidney
disease.
Treatment for postoperative muscle contractions.
DOSAGE & USAGE INFORMATION
How to take:
Tablet, capsule or liquid--Swallow with liquid.
Drops--Dilute dose in beverage.
Injection--Take under doctor's supervision.
When to take:
As directed, usually once a day at the same time each day.
If you forget a dose:
Take up to 12 hours late. If more than 12 hours, wait for next
dose (don't double this dose).
What drug does:
Maintains growth and health. Prevents rickets. Essential so body
can use calcium and phosphate.
Time lapse before drug works:
2 hours. May require 2 to 3 weeks of continual use for maximum
effect.
Don't take with:
Any other medicines, even over-the-counter drugs such as cough
and cold medicines, nose drops, diet pills, laxatives or
caffeine, without consulting your doctor.
OVERDOSE
SYMPTOMS:
Severe stomach pain, nausea, vomiting, weight loss; bone and
muscle pain; increased urination, cloudy urine; mood or
mental changes (possible psychosis); high blood pressure,
irregular heartbeat; eye irritation or light sensitivity; itchy
skin.
WHAT TO DO:
Overdose unlikely to threaten life. If child takes much larger
amount than prescribed, call doctor, poison-control center or
hospital emergency room for instructions.
POSSIBLE ADVERSE REACTIONS OR SIDE EFFECTS
SYMPTOMS WHAT TO DO
Life-threatening:
None expected.
Common:
None expected.
Infrequent:
Headache, metallic Continue. Call doctor
taste in mouth, when convenient.
thirst, dry mouth,
constipation, appetite
loss, nausea, vomiting,
weakness.
Rare:
Increased urination, Discontinue. Call
increased thirst, doctor right away.
pink eye, psychosis,
severe abdominal pain,
fever.
Muscle pain, bone Continue. Tell doctor
pain. when convenient.
WARNINGS & PRECAUTIONS
Don't take if:
You are allergic to medicine containing vitamin D.
Before you start, consult your doctor:
If you plan to become pregnant while taking vitamin D.
If you have epilepsy.
If you have heart or blood-vessel disease.
If you have kidney disease.
Pregnancy:
Risk to unborn child outweighs drug benefits. Don't use.
Infants & children:
Avoid large doses.
Keep vitamins out of children's reach.
Prolonged use:
No age-related problems expected.
Skin & sunlight:
No age-related problems expected.
Driving or hazardous activities:
No age-related problems expected.
Discontinuing:
Don't discontinue without doctor's advice until you complete
prescribed dose, even though symptoms diminish or disappear.
Others:
Don't exceed dose. Too much over a long time may be harmful.
A balanced diet should provide all the vitamin D a healthy
person needs and make supplements unnecessary. Best sources are
fish and vitamin-D fortified milk and bread.
Some products contain tartrazine dye. Avoid, especially if you
are allergic to aspirin.
POSSIBLE INTERACTION WITH OTHER DRUGS
|
|
|
| Antacids (magnesium- |
Possible excess |
| containing, see |
magnesium. |
| Drugs Glossary) |
| Anticonvulsants |
Decreased vitamin D |
| (hydantoin, see |
effect. |
| Drugs Glossary) |
| Calcium |
Excess calcium in |
| (high doses) |
blood. |
| Calcium-channel |
Possible decreased |
| blockers (see |
effect of calcium-channel blockers. |
| Drugs Glossary) |
| Calcium supplements |
Excessive absorption of vitamin D. |
| (see Drugs Glossary) |
| Cholestyramine |
Decreased vitamin D effect. |
| Colestipol |
Decreased vitamin D absorption. |
| Cortisone |
Decreased vitamin D effect. |
| Digitalis |
Heartbeat |
| preparations |
irregularities. |
| (see Drugs Glossary) |
| Diuretics, thiazide |
Possible increased |
| (see Drugs Glossary) |
calcium. |
| Mineral oil |
Decreased vitamin D effect. |
| Neomycin |
Decreased vitamin D absorption. |
| Phenobarbital |
Decreased vitamin D effect. |
| Phosphorous |
Accumulation of |
| preparations |
excess phosphorous. |
| (see Drugs Glossary) |
| Rifampin |
Possible decreased vitamin D |
| |
effect. |
| Vitamin D (other) |
Possible toxicity. |
POSSIBLE INTERACTION WITH OTHER SUBSTANCES
| Marijuana: |
None expected. |
| Tobacco: |
None expected. |
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