What tests do you recommend? The most frequently reported AEs in subjects receiving Priligy included nausea, diarrhoea, dizziness and headache Table 1. Moreover, How often do you have sex? Even though the exact mechanism of action is not known, physicians suspect that it acts by inhibiting the serotonin transporter.DrugBank Accession Number. DB Background. Dapoxetine is a selective serotonin reuptake inhibitor, for the treatment of premature ejaculation. In a phase II proof-of . Dapoxetine (Priligy TM, Johnson and Johnson, Raritan, NJ) is the first and only product licensed for the treatment of premature ejaculation (PE) in men aged 18–64 years. At . Dapoxetine, marketed as Priligy, among others, is a medication used for the treatment of premature ejaculation (PE) in men 18–64 years old. [3] [4] [5] Dapoxetine works by .