Displaying 8 results of Fluoxetine Impurities Fluoxetine is a selective serotonin reuptake inhibitor (SSRI) used to treat depression, anxiety, and obsessive-compulsive disorder. However, the drug may contain impurities that can affect its quality and safety. Fluoxetine impurities can include degradation products, residual solvents, and other related compounds. These impurities can affect the potency, stability, and safety of the drug, and thus, it is important to monitor and control their levels during manufacturing and storage.