Combigan Ophthalmic Solution is to be used only in the affected eye in the dose and duration as advised by the doctor. Wash your hands before using this medicine. Check the label thoroughly for directions before use. Do not skip any doses and finish the full course of treatment even if you feel better.

The most common side effects include burning, irritation, itching, and redness at the application site, sleepiness, and decreased alertness. If these side effects persist for a longer duration, inform your doctor. In case of accidental contact with your nose or mouth, immediately rinse it off with plenty of water. Do not drive or operate heavy machinery immediately after the use of this medicine as it may cause temporary blurring of vision and may affect your ability to drive.