Ultra Fast Keto Boost This is due not only to the fact that this measure has been on the market for over 25 years and that it is used quite often, but also to the fact that a large amount of controversy has arisen (and still appears) around Prozac.Preparations with the active substance Prozac - fluoxetine - first appeared on sale in 1986 in Belgian pharmacies. Two years later, in 1988, the drug became available in the United States. After the introduction of Prozac in the US, the preparation gained exceptional popularity - it was even suggested that it could be a "pill of happiness". It came about that Prozac was to be used not only by patients with depressive disorders,