Hello Doctor, I am suffering from premature ejaculation from quite some time i had been to an urologist with this problem, had suggestion number of test blood sugar, endocrinology ,urine, biochemistry every thing was normal except total cholesterol was 259.fasting blood sugar 92. After all the test doctor recommended to take CIALIS, but there is a slight progress but not a desired one. i some time last less than a minute. The consulting doctor was Dr Dilip Raja specialist urologist Please advise.