See if I can answer both of those replies at once.
Really just the tip is sensitive. Although now it seems to have gone so I may had some bruising(?).
As for that other reply I have no idea what all those initials stand for. Must be way above my IQ.

Happy New Year to all. I’ve been using Trimix about 24 months. Probably average 2 to 3 times a week. Normal injection is approx 25 on the syringe. For the last few weeks I’ve been sensitive from the tip to about a third of my penis. Almost like it’s rubbed against something. This morning after sex m...

Greetings. I’m a 61 year old man that has been using ED meds for 20 years. The meds, of any kind have been ineffective for about 2 years and hit or miss for probably five. Last Friday I received my first Trimix injection at the doc’s office and oh my God was it great! The injection allowed incredibl...