Zoloft is an SSRI (selective serotonin reuptake inhibitor); a prescription drug that combats depression, anxiety, posttraumatic stress disorder (PTSD), panic disorder, obsessive-compulsive disorder (OCD), as well as other various problems. SSRIs work by allowing more serotonin to be released through the brain. Seratonin is a brain chemical associated with happiness. Between nerve endings in the brain, there are synapses. All signals in the brain are transmitted through chemicals being produced then absorbed by one nerve and another. When these chemicals are released they are either taken in by the next nerve or the nerve that released them will re-absorb them and the signal doesn