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| Other drug names: | A-Am An-Az B C-Ch Ci-Cz D-Dh Di-Dz E F G H I-J K-L M-Mh Mi-Mz N-Nh Ni-Nz O P-Pl Pm-Pz Q-R S-Sn So-Sz T-To Tp-Tz U-V W-Z 0-9 |
| Contents of this page: | |
Some commonly used brand names are:
In the U.S.--
+ Not commercially available in Canada.
Ketotifen (kee-toe-TYE-fen)ophthalmic (eye) solution is used to temporarily prevent itching of the eye caused by a condition known as allergic conjunctivitis. It works by acting on certain cells, called mast cells, to prevent them from releasing substances that cause the allergic reaction.
This medicine is available only with your doctor's prescription, in the following dosage forms:
In 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 ketotifen, the following should be considered:
Allergies--Tell your doctor if you have ever had any unusual or allergic reaction to ketotifen. Also tell your health care professional if you are allergic to any other substances, such as preservatives.
Pregnancy--Ketotifen has not been studied in pregnant women. However, studies in animals have shown that ketotifen, when given in very high doses to some types of animals, causes birth defects. Before using this medicine, make sure your doctor knows if you are pregnant or if you may become pregnant.
Breast-feeding--It is not known whether ketotifen passes into human breast milk. However, it does pass into the milk of animals with nursing young. Mothers who are taking this medicine and who wish to breast-feed should discuss this with their doctor.
Children-- Studies on this medicine have been done only in adult patients, and there is no specific information comparing use of ketotifen in children younger than 3 years of age 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 ophthalmic ketotifen 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 or using any other prescription or nonprescription
(over-the-counter [OTC]) medicine. Do not wear contact lenses if your eyes are red
.Also, do not use this medicine to treat irritation related to contact lens
use. If you wear contact lenses: Take out your contact lenses before using
ketotifen eye drops. Wait at least 10 minutes after putting the eye drops
in before putting the contact lenses back in.
To use the eye drops
: Dosing--The dose of ketotifen will be different
for different patients. Follow your doctor's orders or
the directions on the label
. The following information includes only
the average doses of ophthalmic ketotifen. If your dose
is different, do not change it
unless your doctor tells you to do so. Missed dose--If you miss a dose of this medicine, use it as soon as possible.
However, if it is almost time for your next dose, skip the missed dose and
go back to your regular dosing schedule. Do not double doses.
Storage--To store this medicine: If your symptoms do not improve or if your condition becomes worse, check
with your doctor
. Along with its needed effects, a medicine may cause some
unwanted effects. Although not all of these side effects may occur, if they
do occur they may need medical attention. Check with your doctor as soon as possible if any of the following side
effects occur: More common Eye redness and swelling Less common Eye discharge; eye discomfort; eye pain; hives; increased itching of eyes; rash. Other side effects may occur
that usually do not need medical attention. These side effects may go away
during treatment as your body adjusts to the medicine. However, check with
your doctor if any of the following side effects continue or are bothersome: More common Headaches; stuffy or runny nose Less common Burning or stinging of eyes; dry eyes; eyelid disorder; eye sensitivity
to light; fever, tiredness, achiness, and sore throat; increase in size of pupils; sore throat; tearing. Other side effects not listed above may also occur in
some patients. If you notice any other effects, check with your doctor.
Developed: 9/30/99
Proper Use of This Medicine
Precautions While Using This Medicine
Side Effects of This Medicine
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