Ptolemy-An ancient Greek astronomer and mathematician, Ptolemy's geocentric views on the structure of the universe dominated astronomy until the Scientific Revolution. Santorio Santorio-Santorio (1561-1636) was one of the first to apply the evolving physical philosophy of the Scientific Revolution to animal biology.
2 doctors agreed: A while: Since you took prozac/fluoxetine for only 4 days, it should leave your system in about 1 - 2 weeks completely. In general, if someone has been taking Prozac for a while (longer than two weeks), it can take up to 5 weeks to completely wash it out of ones system.
Variables that influence how long Prozac stays in your system. There is significant variability in the duration of how long it takes a person to fully excrete Prozac from their system. Some individuals may excrete the drug and its metabolites in around 22 days, while others may take nearly 3 months for complete systemic excretion.