i stopped taking bactrim yesterday, i couldn't stop spitting, my ...

i stopped taking bactrim yesterday, i couldn't stop spitting, my skin felt prickly, i woke up with swollen eyes and mouth, something i think im going crazy. Monday i couldn't sleep at all. I am so tired and its a struggle to keep my eyes open. Nightmares and paranoia keeps you awake. Chills and Hotflashing. Tingling in vagina. Today it feels like i cant get enough sleep. I have the worst taste in my mouth. I would not give this drug to my worst enemy. I don't know why they give it in the USA, if the side effects are this great