I have been taking Effexor for about three years and I didn't really so much as have side effects. I was taking it for Dysthymia and General Anxiety Disorder. I'm 28 and have been dealing with these two things since I was thirteen. The withdrawal symptoms if I missed a day or two were quick, evident and annoying (the most annoying was, I cannot recall the name, but sensations of movement as if my brain moved several feet in a direction when it didn't). A few months back I started having symptoms that could only be described as toxic levels of serotonin, though the conditions didn't seem to f