This study was designed to compare 3 immunosuppression regimens: sirolimus and tacrolimus versus everolimus and tacrolimus versus mycophenolate and tacrolimus.

The primary outcome is the incidence of cytomegalovirus infection / disease, a relevant medical need in the absence of pharmacological prophylaxis.

Inclusion Criteria:

1. Recipients, adults of the first living or deceased donor kidney transplant;
2. Patients who agreed to participate in the study and signed the informed consent form

Exclusion Criteria:

1. Receptors with a medical history of nephrotic syndrome or focal and segmental glomerulosclerosis confirmed as the etiology of end-stage renal disease;
2. Receptors with poor understanding about chronic kidney disease and its treatment alternatives;
3. Receptors with early history of non compliance to treatment with immunosuppressive drugs;
4. Retransplantation;
5. Multi-organ recipients;
6. Recipients with BMI> 30 kg / m2;
7. KDPI> 80%;
8. Cold ischemia time greater than 24 hours;
9. Receptors with a percentage of anti-HLA antibodies above 50%, either class I or Class II;
10. Women of childbearing potential who do not undertake contraceptive methods (condoms or oral contraceptives).
11. Patients receiving immunosuppressive therapy prior to transplantation, except low dose of prednisone;
12. Patients with severe uncontrolled dyslipidemia;
13. Patients who have a known contraindication for administration of any of the immunosuppressive drugs provided for in this study;

12 months

Number of episodes of serious adverse events in each study group.