Proof of Concept Study on BP1.4979 Effect on Primary Premature Ejaculation

Inclusion Criteria: * Males aged 18 to 50 years old (both inclusive) * Diagnosis of primary (lifelong) PE according to the investigator * Intravaginal Ejaculatory Latency Time (IELT) estimated by the patient around one (1) minute at screening * Confirmation at randomization visit that at least 3 timed sexual intercourses with each IELT below 90 seconds occurred during the baseline period * Patient must be able to provide an informed consent and voluntarily express a willingness to participate in this study, and must sign and date an informed consent prior to any study specific procedure * Capability to participate in all study tests according to the investigator Exclusion Criteria: * Diagnosis of acquired PE, pseudo-PE or natural variable PE * History of clinically significant abnormalities comprising cardiovascular (including especially prolonged QTc (\>450 ms) and high degree (second and third) atrio-ventricular blocks)), hematological, neurological, and endocrine diseases * Current therapy with any treatment which may impact PE from 4 weeks prior to the screening visit * Current therapy with any treatment displaying dopamine D3 receptor agonist properties from 4 weeks prior to the screening visit * Concomitant intake of psychoactive / chem-sex substances