Eyes Home > Precautions and Warnings With Ketotifen
There are many precautions and warnings with ketotifen to be aware of before using this medication. Since the full risks of using the eye drop during pregnancy or while breastfeeding are currently unknown, you should consult your healthcare provider before using ketotifen if you are pregnant or nursing. You should avoid ketotifen altogether if you are allergic to any ingredients used to make the medicine.
- Are breastfeeding
- Are pregnant or thinking of becoming pregnant
- Have any allergies, including allergies to food, dyes, or preservatives.
- If you wear contact lenses, you must remove them to use the drops. In order to prevent the lens from absorbing the preservative in the medication, be sure to wait 10 minutes after using the drops before reinserting the lens. Do not wear your contact lenses if your eye is still red.
- This medication is only for use as an eye drop. It should not be taken by mouth or by injection.
- Do not use this product to treat contact lens irritation.
- Do not use this product if the solution becomes cloudy or changes color.
- Ketotifen is considered a pregnancy Category C medication. This means that it might be unsafe for use during pregnancy, although the full risks are not currently known (see Ketotifen and Pregnancy).
- It is unknown if ketotifen passes through breast milk. Therefore, if you are breastfeeding or plan to start breastfeeding, discuss this with your healthcare provider prior to taking the drug
(see Ketotifen and Breastfeeding).
- In order to prevent contamination of the drops, do not touch the tip of the dropper to any surface, including the surface of the eye.