I didn't have the irritability when low, the malaise just coated everything, if that makes sense.
My ED problem was like this, tougher to get erect, tougher to maintain, not hard enough, etc etc
I know as I started getting around injectables the AI talk, I fell in the trap of "E2 is evil!", "gotta have an AI, take it .25mg EOD!" and I'm coming around to the thought that it may not be needed, or certainly not in that frequency of dosing any way.