Mayo Clinic Health Manager
Get free personalized health guidance for you and your family.
Get StartedPrecautions
It is very important that your doctor check your progress at regular visits, to make sure that this medicine is working properly. Blood and urine tests may be needed to check for unwanted side effects.
Using this medicine while you are pregnant can harm your unborn baby. Use an effective form of birth control to keep from getting pregnant. If you think you have become pregnant while using the medicine, tell your doctor right away.
This medicine may cause some people to become dizzy, drowsy, or less alert than they are normally. Make sure you know how you react to this medicine before you drive, use machines, or do anything else that could be dangerous if you are dizzy or are not alert.
Use extra care in hot weather and during activities that cause you to sweat heavily, such as hot baths, saunas, or exercising. If you have an infection or illness that causes heavy sweating, vomiting, diarrhea, shakiness, or muscle weakness, check with your doctor right away. The loss of too much water and salt from your body could lead to serious side effects from this medicine.
Do not go on a diet to lose weight and do not make a major change in your diet without first checking with your doctor. Improper dieting could cause the loss of too much water and salt from your body and could lead to serious side effects from this medicine.
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.