Treating depression or obsessive-compulsive disorder (OCD). It may be used to treat panic disorder or posttraumatic stress disorder (PTSD). It may also be used to treat generalized anxiety disorder or social anxiety disorder.c It may also be used for other conditions as determined by your doctor.

Paxil is a selective serotonin reuptake inhibitor (SSRI). It works by restoring the balance of serotonin, a natural substance in the brain, which helps to improve certain mood problems.