Metyrosine (Systemic)
Brand Names : Demser
Before Using This MedicineIn deciding to use a medicine,
the risks of taking the medicine must be weighed against the good it will
do. This is a decision you and your doctor will make. For metyrosine, the
following should be considered:
Allergies - Tell your doctor if you have ever had any unusual or
allergic reaction to metyrosine. Also tell your health care professional if
you are allergic to any other substances, such as foods, sulfites or other
preservatives, or dyes.
Pregnancy - Studies on effects in pregnancy have not been done
in either humans or animals.
Breast-feeding - It is not known whether metyrosine passes into
breast milk. However, this medicine has not been reported to cause problems
in nursing babies.
Children - Studies on this medicine have been done only in adult
patients, and there is no specific information comparing use of metyrosine
in children with use in other age groups.
Older adults - Many medicines have not been studied specifically
in older people. Therefore, it may not be known whether they work exactly
the same way they do in younger adults or if they cause different side effects
or problems in older people. There is no specific information comparing use
of metyrosine in the elderly with use in other age groups.
Other medicines - Although certain medicines should not be used
together at all, in other cases two different medicines may be used together
even if an interaction might occur. In these cases, your doctor may want to
change the dose, or other precautions may be necessary. Tell your health care
professional if you are taking any other prescription or nonprescription (over-the-counter
[OTC]) medicine.
Other medical problems - The presence of other medical
problems may affect the use of metyrosine. Make sure you tell your doctor
if you have any other medical problems, especially:
-
Kidney disease or
-
Liver disease - Effects of metyrosine may be increased because
of slower removal from the body
-
Mental depression (or history of) or
-
Parkinson's disease - Metyrosine may make these conditions worse
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