Mecamylamine (Systemic)
Brand Names : Inversine
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 mecamylamine, the
following should be considered:
Allergies - Tell your doctor if you have ever had any unusual or
allergic reaction to mecamylamine. Also tell your health care professional
if you are allergic to any other substances, such as foods, preservatives,
or dyes.
Pregnancy - Studies on effects in pregnancy have not been done
in either humans or animals. However, in general, use of this medicine during
pregnancy is not recommended because pregnant women may be more sensitive
to its effects. In addition, mecamylamine may cause bowel problems in the
unborn baby.
Breast-feeding - It is not known whether mecamylamine 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 mecamylamine
in children with use in other age groups.
Older adults - Dizziness or lightheadedness may be more likely to
occur in the elderly, who are more sensitive to the effects of mecamylamine.
Other medicines - Although certain medicines should not be used
together at all, in many cases two different medicines may be used together
even if an interaction might occur. In these cases, changes in dose or other
precautions may be necessary. When taking mecamylamine it is especially important
that your health care professional know if you are taking any of the following:
-
Antibiotics or
-
Sulfonamides (sulfa medicine) - Patients with chronic pyelonephritis
being treated with these medications should not be treated with mecamylamine
-
Antimyasthenics (ambenonium [e.g., Mytelase], neostigmine [e.g.,
Prostigmin], pyridostigmine [e.g., Mestinon]) - Effects of these medicines
may be decreased by mecamylamine
-
Urinary alkalizers (medicine that makes the urine less acid, such
as acetazolamide [e.g., Diamox], calcium- and/or magnesium-containing antacids,
dichlorphenamide [e.g., Daranide], methazolamide [e.g., Neptazane], potassium
or sodium citrate and/or citric acid, sodium bicarbonate [baking soda]) - Effects
of mecamylamine may be increased because these medicines cause it to be removed
more slowly from the body
Other medical problems - The presence of other medical
problems may affect the use of mecamylamine. Make sure you tell your doctor
if you have any other medical problems, especially:
-
Bladder or prostate problems - Mecamylamine may interfere with
urination
-
Bowel problems - Patients with bowel problems who take mecamylamine
may be at increased risk for serious bowel side effects of mecamylamine
-
Diarrhea or
-
Fever or infection or
-
Nausea or vomiting - Effects of mecamylamine on blood pressure
may be increased
-
Glaucoma - Mecamylamine may make this condition worse
-
Heart or blood vessel disease or
-
Heart attack or stroke (recent) - Lowering of blood pressure
by mecamylamine may make problems resulting from these conditions worse
-
Kidney disease - Effects of mecamylamine may be increased because
of slower removal of mecamylamine from the body
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