Study in Which Therapy is Either Switched to Nivolumab After 3 Months of Treatment or Therapy is Continued With a Tyrosine Kinase Inhibitor in Patients With Metastatic Renal Cell Carcinoma (RCC) and Disease Control

240 mg i.v. on D1 of every cycle (Q2W) for 16 weeks. After 16 weeks 480 mg i.v. on D1 of every cycle (Q4W) until disease progress, intolerable toxicity, withdrawal of consent or end of study.

According to Standard of Care (SOC). Recommended dose is 50 mg p.o. once daily for 4 consecutive weeks followed by a 2-week rest period (schedule 4/2) to comprise a complete cycle of 6 weeks (until disease progress, intolerable toxicity, withdrawal of consent or end of study).

According to Standard of Care (SOC). Recommended dose is 800 mg p.o. daily continuously (until disease progress, intolerable toxicity, withdrawal of consent or end of study).