Doxazosin Mesylate Extended-Release Tablets are mainly used for the treatment of hypertension and various symptoms caused by benign prostatic hyperplasia, and can not be used for the treatment of urinary incontinence in women, patients should follow the doctor’s instructions for the use of medication. Doxazosin mesylate extended-release tablets is a kind of α1 receptor inhibitor, can counteract phenylephrine-induced prostate contraction, so as to alleviate benign prostatic hyperplasia caused by frequent urination, increased nocturia, urinary incontinence and other symptoms. Since women do not have prostate glands, this medication is not recommended for the treatment of dysuria. This medication also reduces peripheral vascular resistance, thereby treating high blood pressure. It should be noted that doxazosin mesylate extended-release tablets are contraindicated in people who are allergic to any of the components of this drug, in people who have had a recent myocardial infarction, and in people who have a history of esophageal obstruction, gastrointestinal obstruction, or any degree of narrowing of the lumen of the gastrointestinal tract. Some patients may experience adverse reactions such as back pain, myalgia, skin itching, and fatigue after use of the drug, and should seek prompt medical attention if more serious. Female urinary incontinence patients should follow the doctor’s instructions to use the drug, avoid blindly use doxazosin mesylate extended-release tablets, in order to avoid affecting the condition, or the emergence of side effects.