Hi everybody,, I would like to know if effexor can kill.. I stop...

Hi everybody,, I would like to know if effexor can kill.. I stopped tsking effexor 5 months ago, since then i've been experienced headaches of different kinds,, you know what i mean.. Headaches that i have never feel before, hadeaches all over the head,,most on the left side,, then my left leg goes crazy at night feeling a kind of electrical shocks that don't let me sleep.. Im really affraid of havin a brain stroke because of effexor,, can someboduy tell me if it can happen,, And can somebody tell me if its possible to go out of effexor alive... Thanks, reply please..