Niacin (Vitamin B 3) (Systemic)
Before Using This Dietary SupplementIf you are taking this dietary supplement without a prescription, carefully
read and follow any precautions on the label. For niacin or niacinamide, the
following should be considered:
Allergies - Tell your health care professional if you have ever
had any unusual or allergic reaction to niacin or niacinamide. Also tell your
health care professional if you are allergic to any other substances, such
as foods, preservatives, or dyes.
Pregnancy - It is especially important that you are receiving
enough vitamins when you become pregnant and that you continue to receive
the right amount of vitamins throughout your pregnancy. The healthy growth
and development of the fetus depend on a steady supply of nutrients from the
mother. However, taking large amounts of a dietary supplement in pregnancy
may be harmful to the mother and/or fetus and should be avoided.
Breast-feeding - It is especially important that you receive the
right amounts of vitamins so that your baby will also get the vitamins needed
to grow properly. However, taking large amounts of a dietary supplement while
breast-feeding may be harmful to the mother and/or baby and should be avoided.
Children - Problems in children have not been reported with
intake of normal daily recommended amounts.
Older adults - Problems in older adults have not been reported with
intake of normal daily recommended amounts.
Medicines or other dietary supplements - Although certain medicines or dietary supplements should not be used together
at all, in other cases they may be used together even if an interaction might
occur. In these cases, your health care professional may want to change the
dose, or other precautions may be necessary. Tell your health care professional
if you are using any other dietary supplement or any prescription or nonprescription
(over-the-counter [OTC]) medicine.
Other medical problems - The presence of other medical
problems may affect the use of niacin or niacinamide. Make sure you tell your
health care professional if you have any other medical problems, especially:
-
Bleeding problems or
-
Diabetes mellitus (sugar diabetes) or
-
Glaucoma or
-
Gout or
-
Liver disease or
-
Low blood pressure or
-
Stomach ulcer - Niacin or niacinamide may make these conditions
worse
|