<div><b>Description</b><br></div><div>Tamsulosin HCL or Tamsulosin Hydrochloride is primarily used for benign prostatic hyperplasia, but is sometimes used for the passage of kidney stones by the same mechanism of smooth muscle relaxation via alpha antagonism. Benign prostatic hyperplasia (BPH) also known as benign prostatic hypertrophy (technically a misnomer), benign enlargement of the prostate (BEP), and adenofibromyomatous hyperplasia, refers to the increase in size of the prostate in middle aged and elderly men.</div>