It is very important that your doctor check the progress of you or your child at regular visits to make sure that this medicine is working properly. Blood and urine tests may be needed to check for unwanted effects.
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 or your child are allergic to this medicine.
This medicine may cause heart failure in some patients. Check with your doctor right away if you or your child are having chest pain or discomfort; dilated neck veins; extreme fatigue; irregular breathing; an irregular heartbeat; shortness of breath; swelling of the face, fingers, feet, or lower legs; weight gain; or wheezing.
Serious allergic reactions may occur while using this medicine. Stop using this medicine and check with your doctor right away if you or your child have any of the following symptoms: black, tarry stools; blistering, peeling, or loosening of the skin; chills; dark urine; joint or muscle pain; rash; red skin lesions, often with a purple center; sores, ulcers, or white spots in the mouth or on the lips; unusual bleeding or bruising; unusual tiredness or weakness; or yellow eyes or skin.
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 or your child have these problems or if you notice a change in the results of your blood or urine sugar tests.
Before you have any kind of surgery, dental treatment, or emergency treatment, tell the medical doctor or dentist in charge that you are using this medicine. You may need to stop using this medicine several days before having surgery or medical tests.
It is very important that you check with your doctor if you get an injury or infection in your eye or if you are scheduled to have eye surgery. Your doctor will tell you whether to keep using the same container of eye drops or whether you should start using a fresh bottle of eye drops.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.