The present invention relates to a composition for treating and preventing benign prostatic hyperplasia, and a method for treating benign prostatic hyperplasia using same. More specifically, the present invention relates to a composition comprising telomerase-derived peptides for effectively treating and preventing benign prostatic hyperplasia and a method for treating benign prostatic hyperplasia using same. The composition comprising the peptide according to the present invention exhibits excellent effectiveness in treating and preventing benign prostatic hyperplasia.