 [ Symptoms ] what i do about a reaction to effexor  body tremors migraine headache can not eat brain fog can not go to work [ Disease ] hi this link is from www drugs com all you need to know about your drug <link> just copy into google to the www to open and read if you do not like this drug do see your doctor asap till you see himher just try cutting it down till your controlling it for you if you cant be seen straight away just keep cutting back slowly till your off it but do not go cold turkey ok do hope this helps you good luck