PYRIDOXINE (VITAMIN B-6) |
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PYRIDOXINE (VITAMIN B-6)
BRAND & GENERIC NAMES
Alba-Lybe Al-Vite
Beelith
Beesix
Bendectin
Eldertonic
Glutofac
Hemo-vite
Herpecin-L
Hexa-Betalin
Hexacrest
Hexavibex
Mega-B
Nu-Iron-V
Pyroxine
Rodex
Tex Six T.R.
Vicon
BASIC INFORMATION
Habit forming? No
Prescription needed?
High strength: Yes
Low strength: No
Available as generic? Yes
Drug class: Vitamin supplement
USES
Prevention and treatment of pyridoxine deficiency.
Treatment of some forms of anemia.
Treatment of INH (isonicotinic acid hydrozide), cycloserine
poisoning.
DOSAGE & USAGE INFORMATION
How to take:
Tablets--Swallow with liquid.
Extended-release capsules--Swallow each dose whole with liquid.
When to take:
At the same times each day.
If you forget a dose:
Take as soon as you remember, then resume regular schedule.
What drug does:
Acts as co-enzyme in carbohydrate, protein and fat metabolism.
Time lapse before drug works:
15 to 20 minutes.
Don't take with:
Levodopa--Small amounts of pyridoxine will nullify levodopa
effect. Carbidopa-levodopa combination not affected by this
interaction.
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:
None expected.
WHAT TO DO:
Overdose unlikely to threaten life.
POSSIBLE ADVERSE REACTIONS OR SIDE EFFECTS
SYMPTOMS WHAT TO DO
Life-threatening:
None expected.
Common:
None expected.
Infrequent:
Nausea, headache. Discontinue. Call doctor right
away.
Rare:
Numbness or tingling Discontinue. Call
in hands or feet doctor right away.
(large doses).
WARNINGS & PRECAUTIONS
Don't take if:
You are allergic to pyridoxine.
Before you start, consult your doctor:
If you are pregnant or breast-feeding.
Pregnancy:
Don't exceed recommended dose.
Infants & children:
Don't exceed recommended dose.
Prolonged use:
Large doses for more than 1 month may cause toxicity.
Skin & sunlight:
No age-related problems expected.
Driving or hazardous activities:
No age-related problems expected.
Discontinuing:
No age-related problems expected.
Others:
Regular pyridoxine supplements recommended if you take
chloramphenicol, cycloserine, ethionamide, hydralazine,
immunosuppressants, isoniazid or penicillamine. These decrease
pyridoxine absorption and can cause anemia or tingling and
numbness in hands and feet.
POSSIBLE INTERACTION WITH OTHER DRUGS
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|
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| Contraceptives (oral, |
Decreased pyridoxine |
| see Drugs Glossary) |
effect. |
| Cycloserine |
Decreased pyridoxine effect. |
| Hydralazine |
Decreased pyridoxine effect. |
| Hypnotics |
Decreased hypnotic |
| (barbiturates) |
effect. |
| (see Drugs Glossary) |
| Immunosuppressants |
Decreased pyridoxine |
| (see Drugs Glossary) |
effect. |
| Isoniazid |
Decreased pyridoxine effect. |
| Levodopa |
Decreased levodopa effect. |
| Penicillamine |
Decreased pyridoxine effect. |
| Phenobarbital |
Possible decreased phenobarbital |
| |
effect. |
| Phenytoin |
Decreased phenytoin effect. |
POSSIBLE INTERACTION WITH OTHER SUBSTANCES
| Marijuana: |
None expected. |
| Tobacco: |
May decrease pyridoxine absorption. |
| |
Decreased pyridoxine effect. |
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