What is the most important information I should know about thiamine?
Do not take more
thiamine than is prescribed for you or than is directed on the
package.
What is thiamine?
Thiamine is vitamin B1. Vitamins are naturally occurring substances necessary for many
processes in the body. Thiamine is important in the breakdown of carbohydrates (sugars) in the
foods we eat into products needed by the body.
Thiamine is used to prevent and to treat deficiencies of thiamine.
Thiamine may also be used for purposes other than those listed in this medication guide.
What should I discuss with my healthcare provider before taking thiamine?
Before taking thiamine, talk to your doctor, pharmacist, or health care professional if you
have any other medical conditions, allergies, or if you take other medicines or other herbal/health
supplements.
Thiamine is in the FDA
pregnancy category A. This means that thiamine is
considered to be safe for use during pregnancy. Talk to your doctor before taking thiamine if you
are pregnant.
It is not known whether thiamine passes into breast milk. Do not take thiamine
without first talking to your doctor if you are
breast-feeding.
How should I take thiamine?
Take thiamine exactly as directed by your doctor. If you do not understand these
directions, ask your pharmacist, nurse, or doctor to explain them to you.
Take each dose with a full glass of
water.
Do not take more thiamine than is prescribed for you or than is directed on the
package.
Store thiamine at room temperature away from moisture and heat.
What happens if I miss a dose?
Take the missed dose as soon as you remember. However, if it is almost time for the next
dose, skip the missed dose and take only the next regularly scheduled dose. Do not take a double
dose.
What happens if I overdose?
Seek emergency medical attention.
Symptoms of a thiamine overdose may include a feeling of warmth, weakness, sweating,
nausea, restlessness, difficulty breathing, tightness of the throat, bluish colored skin, and death.
What should I avoid while taking thiamine?
There are no restrictions on food, beverages, or activities while taking thiamine unless
otherwise directed by your doctor.
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