 [ Symptoms ] i am 34 and my free testosterone in 16 but my sex drive is high i have anxiety and anger problems what should i do  i went to a doctor because i frequently passed semen in my sleep he asked me to test my testosterone levels in the result my total testosterone was 818 32 ngdl shbg was 44 8 nmoll and free testosterone was 16 pgml he said that my problems are caused by the low free testosterone for a long time i have been suffering form anxiety issues is this because of the low free testosterone levels i also masturbated a lot from young age could this have led to the current situation [ Disease ] no fentanyl is not a common treatment advised for flu it is a pain relieving medication please check with your doctor