need advice badly

Hi everyone, Ive been in a realtionship for 8 1/2 months. We dont have sex. The last time was a month and 1/2 ago. the day I was leaving. Well lets see ,Il give you a few facts here . He likes pron alot, In fact there were nights that I would be laying next him and he would be looking at p 0 r ns most of the night instead of having sex with me, he downloads p 0 r ns burns them and stays in room alot . He watches alot. when we did have sex he only last about a minute. And thats it its done.. he acts like thats fine. then we wont have sex till whenever , in fact i dont think he wants to have sex. I also believe that he is using drugs , Meth I think , He has much energy for a few days ,talks alot if hes around me , and is always starting stuff and not finishing, Then for at least 5 days he does nothing but sleep! and eat...He stays in bedroom all the time unless he needs food , r bathroom.And while he is in this sleeping time he is weird , one day he through his ATM card at me cuzz he wanted me to got get POP to drink. When i said i needed to comb my hair and change shirts , he went him self and you could him sqealing tire all the way to the store and back...Im not sure what to do..HELP!!!!! anyways let me know what you think! Okay have a great day Tweet