Sertraline is an antidepressant that helps restore chemical imbalances in the brain by blocking the reuptake of serotonin. It is also used how to get generic stromectol without prescription treat anxiety disorders, obsessive compulsive disorder, post-traumatic stress disorder (PTSD), menopause symptoms and how to get generic stromectol without prescription hot flashes associated with cancer treatments (chemotherapy), and premature ejaculation.