However, the dose is usually not more than 400 mg per day.Īdults-At first, 100 milligrams (mg) per day, given in two divided doses. Your doctor may adjust your dose as needed. The medicine will be started in the hospital.Īdults-At first, 100 milligrams (mg) once a day. Your doctor may adjust your dose as needed.Īdults-At first, 50 milligrams (mg) every 6 hours for 2 days. In patients with severe heart failure, the starting dose is 12.5 mg once a day. However, the dose is usually not more than 200 mg per day.Ĭhildren-Use and dose must be determined by your doctor.įor oral dosage form (extended-release tablets):Īdults-At first, 25 milligrams (mg) once a day for 2 weeks. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.įor oral dosage form (extended-release capsules):Īdults-At first, 25 milligrams (mg) once a day for 2 weeks. The amount of medicine that you take depends on the strength of the medicine. If your dose is different, do not change it unless your doctor tells you to do so. The following information includes only the average doses of this medicine. Follow your doctor's orders or the directions on the label. The dose of this medicine will be different for different patients. You may break the extended-release tablet into two pieces, but swallow the two pieces whole and do not crush or chew them. Take the tablet or extended-release tablet with a meal or just after you eat. Rinse the tube with water until all of the medicine is washed out. Gently shake the mixture for about 10 seconds, then flush it through the tube. Mix the contents of the opened capsule with water into a syringe. You may also use a nasogastric tube to give the medicine. You may open it and sprinkle the contents over a small amount (teaspoonful) of soft food (including applesauce, pudding, or yogurt). If you cannot swallow the extended-release capsule: Swallow the extended-release capsule and tablet whole. If high blood pressure is not treated, it can cause serious problems such as heart failure, blood vessel disease, strokes, or kidney disease. You may have to take high blood pressure medicine for the rest of your life. You must continue to take it as directed if you expect to lower your blood pressure and keep it down. Remember that this medicine will not cure your high blood pressure, but it does help control it. It is very important that you take your medicine exactly as directed and that you keep your appointments with your doctor even if you feel well. Many patients who have high blood pressure will not notice any signs of the problem. You should first check with your doctor before changing your diet. Your doctor will tell you which of these are most important for you. In addition to the use of this medicine, treatment for your high blood pressure may include weight control and changes in the types of food you eat, especially foods high in sodium (salt).