Let's take a minute to talk about your medication. This is acetazolamide. This medicine is often used with other medications to help treat high pressure in the eye, which can be caused by glaucoma. It can also be used to treat sickness caused by high elevation. It may have other uses too. Acetazolamide is often taken several times each day. You can take your dose with or without food. You should take it exactly as your doctor tells you to. Most people tolerate this medicine well. Common side effects include a headache, upset stomach, and tingling or numbness in the hands and feet. It can also cause dizziness and fatigue. You should wait until you know how this medicine affects you before you do activities that require you to be alert, like driving. If these or other side effects become reasons you want to stop taking this medicine, please talk to your doctor or pharmacist As with any medicine, rare but serious side effects could occur. With acetazolamide, this can include serious skin reaction. You should read the Patient Information Sheet to know which symptoms to watch for and when to report changes. To help keep this medicine safe for you, your doctor will follow your condition closely and may order blood tests. Acetazolamide can interact with other medicines. You should always check with your doctor or pharmacist before taking other medicines. Women should check with their doctors before becoming pregnant and before breastfeeding. For best results, take this exactly as your doctor tells you and read the Patient Information Sheet for more information.