But researchers hae discoered it artificially lowers a protein called prostate specific antigen (PSA). High leels of PSA in the blood can signal prostate cancer or other problems.

• 不过研究者发现该药能人工地降低前列腺特异抗原(PSA)的蛋白水平。血中高水平的PSA可能是前列腺癌或其它疾病的信号。