Alfuzosin, Prazosin and Terazosin belong to a group of medicines used to treat high blood pressure and benign prostatic hyperplasia known as Alpha1-Adrenergic Blocker.
These medicines lower blood pressure by relaxing and widening blood vessels.
These medicines are also used in treating benign prostatic hyperplasia in men, where the prostate gland grows in size and causes difficulty in urination.
This medicine can bring down your blood pressure quite a bit when you change positions from a lying to sitting position or from a sitting to standing position. You will feel giddy or light headed if this happens. However, the symptoms are usually not serious and last only for a short while. You can prevent this by getting up from a sitting or lying position slowly.
Other side effects are headaches and irregular heartbeat. In some cases, taking these medicines can cause urinary incontinence (leaking of urine due to loss of control of the bladder)
The symptoms of a drug allergy include one or more of the following:
If you experience any of these symptoms, you should stop your medicine immediately and see your doctor.
You should avoid sudden changes in your posture to prevent the side effect of giddiness or feeling faint. This is especially important if you are taking the medicine for the first time.
This article answers some common questions about this medicine. It does not contain all the available information. It also does not take the place of talking to your doctor or pharmacist.
This article was last reviewed on Wednesday, November 22, 2023