They sent him to John Hopkins hospital baltimore to drain the poison from his body and he started to regain his memory, the doctor that treated him in Baltimore wife was also a doctor and she verified that

"McGurn likes you, so I make you. So you are now one of us, if you fuck up, we take it out on McGurn. He is your sponsor. Fuck up, it's his ass. You work in his crew, he is your capo."