Sertraline hydrochloride(Cat No.:A000649)is a selective serotonin reuptake inhibitor (SSRI) with the molecular formula C17H17Cl2N·HCl, commonly prescribed to treat depression, anxiety disorders, panic disorder, obsessive-compulsive disorder (OCD), post-traumatic stress disorder (PTSD), and premenstrual dysphoric disorder (PMDD). It works by inhibiting the reuptake of serotonin in the brain, enhancing mood and emotional stability. Administered orally, sertraline is well-tolerated and typically taken once daily. Common side effects include nausea, insomnia, dizziness, and sexual dysfunction. It offers a favorable safety profile and is widely used in both adult and pediatric psychiatric care.