Duratia is a drug that treats PE effectively. This drug is a powerful selective serotonin reuptake inhibitor (SSRI). Serotonin is a chemical in the brain that helps to seek sexual stimulation, pleasure, and intense orgasmic stimulation. Overall, this brain chemical is responsible for the exciting feeling. This drug works by enhancing the serotonin chemical action at the postsynaptic cleft that efficiently acts to delay semen ejaculation. Though, the exact mechanism of Duratia is understated. However, many people have gained the desired results after using this generic drug.