Hello Welcome here. Psychogenic impotence can be differentiated from organic cases clinically. Psychogenic impotence patients have normal early morning awakening during sleep. They might have disturbed marital relationships. The drugs used in such cases are sildenafil and tadalafil. They are also taught kiegel s exercises for pelvic muscle strengthening. They are advised to engage in foreplay for longer duration. They are told to identify the stimulating areas in the body of their partners. If there are any conflicts, they are tried to resolve. Thanks