The determinable activeties of some of the antimicrobial drugs would be found after 30 minutes of the drug was gave and some of them would be kept more than 36 hours in the prostatic fluids.

• 给药30分钟后即可在前列腺液内检出抗菌药物的活性，某些抗菌药物在前列腺液内的抗菌活性可持续存在36小时以上。