HOW TO USE: Use this medication exactly as prescribed. Try to use it at the same time(s) each day. Do not stop using this medication without consulting your doctor. Some conditions may become worse when the drug is suddenly stopped. Your dose may need to be gradually decreased. It is important to continue using this medication even if you feel well. Most people with high blood pressure do not feel sick.
SIDE EFFECTS: Dizziness, drowsiness, headache, constipation, loss of appetite, fatigue, and nasal congestion may occur as your body adjusts to the medication. To avoid dizziness and lightheadedness when rising from a seated or lying position, get up slowly. Also limit your intake of alcoholic beverages which will aggravate these effects. Though unlikely to occur, inform your doctor if you develop: chest pain, muscle aches, shortness of breath, skin rash, swelling of the hands or feet, yellowing of the eyes or skin, swollen glands, joint pain, change in the amount of urine. This drug may cause numbness or tingling of the fingers and toes. If this occurs, notify your doctor. A vitamin B6 supplement (pyridoxine) may be recommended. If you notice other effects not listed above, contact your doctor or pharmacist.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Need help identifying pills and medications?
Back to Medications Index