Talk to Sexologist on Low Libido Less Desire

Hello Doctor, I would like to consult you regarding a 27-year-old male. He has been experiencing sexual health problems for approximately one year. His main symptoms are: Very low or almost absent sexual desire/libido. Weak erections; he gets only a mild erection and has difficulty maintaining a firm erection. Occasional morning erections, but they are weak. He is able to ejaculate/has semen discharge. He does not have diabetes or high blood pressure. He does not smoke. Weight: 85 kg Height: 5 feet 10 inches. Could you please advise which treatment