VITAMIN B-12 (CYANOCOBALAMIN) |
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VITAMIN B-12 (CYANOCOBALAMIN)
BRAND & GENERIC NAMES
Acti-B-12 Droxomin
Alphamin Kaybovite
Alpha Redisol Kaybovite-1000
Anocobin Neo-Betalin
Bedoz Neo-Rubex
Berubigen Redisol
Betalin 12 Rubion
Betalin 12 Crystalline Rubramin
Codroxomin Rubramin-PC
Cyanabin Sytobex
Numerous other multiple vitamin-mineral supplements.
BASIC INFORMATION
Habit forming? No
Prescription needed? No
Available as generic? Yes
Drug class: Vitamin supplement
USES
Dietary supplement for normal growth, development and health.
Treatment for nerve damage.
Treatment for pernicious anemia.
Treatment and prevention of vitamin B-12 deficiencies in people
who have had stomach or intestines surgically removed.
Prevention of vitamin B-12 deficiency in strict vegetarians and
persons with absorption diseases.
DOSAGE & USAGE INFORMATION
How to take:
Tablets--Swallow with liquid.
Injection--Follow doctor's directions.
When to take:
Oral--At the same time each day.
Injection--Follow doctor's directions.
If you forget a dose:
Take when remembered. Don't double next dose. Resume regular
schedule.
What drug does:
Acts as enzyme to promote normal fat and carbohydrate metabolism
and protein synthesis.
Time lapse before drug works:
15 minutes.
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:
Increased adverse reactions and side effects.
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:
Hives, rash, intense Seek emergency
itching, faintness treatment immediately.
soon after a dose
(anaphylaxis).
Common:
None expected.
Infrequent:
None expected.
Rare:
Itchy skin, wheezing. Discontinue. Call doctor right
away.
Diarrhea. Continue. Call doctor when
convenient.
WARNINGS & PRECAUTIONS
Don't take if:
You have Leber's disease (optic nerve atrophy).
Before you start, consult your doctor:
If you have gout.
If you have heart disease.
Pregnancy:
No age-related problems expected.
Infants & children:
No age-related problems expected.
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:
A balanced diet should provide all the vitamin B-12 a healthy
person needs and make supplements unnecessary. Best sources are
meat, fish, egg yolk and cheese.
Tablets should be used only for diet supplements. All other
uses of vitamin B-12 require injections.
Don't take large doses of vitamin C (1,000mg or more per day)
unless prescribed by your doctor.
POSSIBLE INTERACTION WITH OTHER DRUGS
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| Anticonvulsants |
Decreased absorption |
| (see Drugs Glossary) |
of vitamin B-12. |
| Chloramphenicol |
Decreased vitamin B-12 effect. |
| Cimetidine |
Decreased absorption of vitamin B- |
| |
12. |
| Colchicine |
Decreased absorption of vitamin B- |
| |
12. |
| Famotidine |
Decreased absorption of vitamin B- |
| |
12. |
| H2 antagonists |
Decreased absorption |
| (see Drugs Glossary) |
of vitamin B-12. |
| Neomycin |
Decreased absorption of vitamin B- |
| |
12. |
| Para-aminosalicylic |
Decreased effects of |
| acid (PAS) |
PAS. |
| Potassium |
Decreased absorption |
| (extended-release |
of vitamin B-12. |
| forms) |
| Ranitidine |
Decreased absorption of vitamin B- |
| |
12. |
| Vitamin C |
Destroys vitamin B-12 if taken at |
| (ascorbic acid) |
same time. Take 2 hours apart. |
POSSIBLE INTERACTION WITH OTHER SUBSTANCES
| Marijuana: |
None expected. |
| Tobacco: |
None expected. |
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