A persistent dysphoric state purportedly resulting from long term, probably years, use of "antidepressants." El-Mallakh, Gao, and Roberts (Med Hypotheses. 2011 Jun;76(6):769-73. Epub 2011 Apr 2) probably introduced the concept. (It is not clear whether these authors include the same drugs in the category antidepressant as the link above.)
