In 2007, Zoloft was the most oft prescribed antidepressant in the market with almost 30 million prescriptions written and filled. Zoloft may cause unwanted side effects. http://www.gammaphibetagvsu.org/ - purchase zoloft Failure to wean off of the medication can cause a wide variety of symptoms that are uncomfortable and potentially life threatening. Luckily, most of these side effects are self limiting and not bothersome enough for most patients to discontinue therapy.