I haven't been injected on a regular basis. He goes weeks between injections. I start feeling like my old self, let my guard down then he's at it again.
This is rather concerning... Without any knowledge of what you are actually injected with. & depending on the "injection site" marks. Do they burn perchance? It could be alcohol you had... https://academic.oup.com/alcalc/article/34/6/918/192717
We are not doctors on DCUK. Neither are we detectives..
I suggest you seek the appropriate help/assistance in your state.