Efficacy of Androgen Substitution for Hypogonadism in Men With Type 2 Diabetes Mellitus

Inclusion Criteria: * Male 45-60 years old * Diagnosis of T2DM according to approved standards * Signed Informed Consent Form Exclusion Criteria: * Prepubertal hypogonadism of any genesis; * Sexual and developmental disorders; * Absence of at least one of the testicles; * Cryptorchidism, including in the anamnesis; * Injuries and / or surgical interventions on the genitals with loss of at least one of the testicles; * Established diagnosis of panhypopituitarism in accordance with current recommendations / standards; * Androgen therapy, administered at the time of the study or in the anamnesis; * Admission of anabolic steroids; * Alcoholism or drug addiction; * Insolvency.