This is a retrospective analysis of two different cohorts of patients that has undergone renal transplantation. This is a matched pair analysis of 100 patients treated with generic tacrolimus that will be compared with 100 matched controls treated with Prograf. Data will be obtained from patients' charts, from the Swedish National Kidney Registry and from a local registry at Transplantationscentrum. Patients included in the study are patients receiving a first single kidney transplant from a deceased or a living donor, treated with Prograf or Tacni and transplanted between transplanted January 2012 and August 2014. The 1-year-outcome of patients following renal transplantation, including BPAR, serious adverse effects and graft survival will be analysed.

Inclusion Criteria:

• Patients receiving a first single kidney transplant from a deceased or a living donor.
• Patients treated with Prograf or or generic tacrolimus
• Patients transplanted between 1 October 2012 and 1 August 2014

Exclusion Criteria:

• Multi-organ transplants
• Re-transplantations

It is a retrospective analysis of two different cohorts of patients that have undergone renal transplantation at Transplanationscentrum in Gothenburg, Sweden. Approximately 100 patients treated with generic tacrolimus will be compared with 100 matched controls. The controls will be selected among 200 patients that are treated with Prograf. The matching will be based upon living/deceased, age of the donor, age of the patient and number of previous transplantations.