SSRIs include citalopram (Celexa), escitalopram (Lexapro), fluoxetine (Prozac), and paroxetine (Paxil).
Selective serotonin reuptake inhibitors (SSRIs). Doctors prescribe SSRIs for generalized anxiety disorder, OCD, social anxiety disorder, panic disorder, and PTSD. They can take several weeks to start working. SSRIs include citalopram (Celexa), escitalopram (Lexapro), fluoxetine (Prozac), and paroxetine (Paxil).