Precautions

Drug information provided by: Merative, Micromedex®

It is very important that your doctor check your progress at regular visits to make sure this medicine is working properly and to check for unwanted effects.

Do not use this medicine if you are also using a beta-blocker medicine that is taken by the mouth.

If itching, redness, swelling, or other signs of eye or eyelid irritation occur, stop using this medicine and check with your doctor. These signs may mean that you are allergic to this medicine.

Timolol may cause heart failure in some patients. Check with your doctor right away if you are having chest pain or discomfort, dilated neck veins, extreme fatigue, irregular breathing, an irregular heartbeat, swelling of the face, fingers, feet, or lower legs, weight gain, or trouble breathing.

This medicine may cause changes in your blood sugar levels. Also, this medicine may cover up signs of low blood sugar, such as a rapid pulse rate. Check with your doctor if you have these problems or if you notice a change in the results of your blood or urine sugar tests.

Make sure any doctor or dentist who treats you knows that you are using this medicine. You may need to stop using this medicine several days before having surgery.

The gel-forming eye drops may cause blurred vision or other vision problems that last about 30 seconds to 5 minutes after you put them in your eye. If any of these occur, do not drive, use machines, or do anything else that could be dangerous if you are not able to see well. If these eye changes are bothersome, check with your doctor.

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Portions of this document last updated: April 01, 2024

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