Tamsulosin Hydrochloride Extended-Release Capsules can be taken orally with meals, and should be used according to the severity of symptoms, under the instruction manual or doctor’s guidance, and should not be used on its own. Tamsulosin hydrochloride extended-release capsules are mostly used for the treatment of prostate hyperplasia, belonging to the selective α1-adrenergic receptor blocker, which can act on prostate receptors, relax prostate smooth muscle, power urinary tract obstruction, and reduce the pressure of the posterior urethra, so as to treat prostate hyperplasia. The dosage allows adults to take one capsule once daily, orally with a meal. Tamsulosin Hydrochloride Extended-Release Capsules are mainly used to relieve symptoms such as difficulty in urination, frequent urination, incomplete urination and increased nocturia caused by prostatic hyperplasia. However, the drug is only applicable to mild and moderate patients, and has little effect on patients with severe, and serious urinary difficulties, which need to be dealt with through surgical treatment. Tamsulosin Hydrochloride Extended-Release Capsules are contraindicated in children, pregnant women and others. In taking Tamsulosin Hydrochloride Extended-Release Capsules, adverse reactions may occur, such as nausea, dizziness, rapid heart rate, rash and other symptoms, and is not adapted to patients with coronary artery disease, renal insufficiency and so on. The drug should be taken under the guidance of a professional doctor to avoid unauthorized use.