A Phase I, Open-label, Multiple-ascending Dose Trial to Investigate the Safety, Tolerability, Pharmacokinetics, Biological and Clinical Activity of Avelumab (MSB0010718C) in Subjects With Metastatic or Locally Advanced Solid Tumors and Expansion to Selected Indications

Participants with metastatic or locally advanced solid tumors received intravenous infusion of Avelumab at a dose of 1.0 milligrams per kilogram (mg/kg) once every 2 weeks in dose escalation cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or investigational medicinal product (IMP) occurs.

Participants with metastatic or locally advanced solid tumors received intravenous infusion of Avelumab at a dose of 3.0 mg/kg once every 2 weeks in dose escalation cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with metastatic or locally advanced solid tumors received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in dose escalation cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with metastatic or locally advanced solid tumors received intravenous infusion of Avelumab at a dose of 20.0 mg/kg once every 2 weeks in dose escalation cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with metastatic or locally advanced solid tumors received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once weekly for the first 12 weeks and once every 2 weeks starting Week 13 in dose escalation cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with non-small cell lung cancer (NSCLC), who had progressed after 1 line of platinum-containing doublet chemotherapy received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in primary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with non-small cell lung cancer (NSCLC), first line received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in primary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with metastatic breast cancer received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in primary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with gastric (GC) and gastroesophageal junction cancer (GEJC) who progressed on or after first line chemotherapy received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in primary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with gastric (GC) and gastroesophageal junction cancer (GEJC) who non-progressed on or after first-line chemotherapy received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in primary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with colorectal cancer received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in secondary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with castrate-resistant prostate cancer received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in secondary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with adrenocortical carcinoma received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in secondary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with melanoma received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in secondary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with mesothelioma received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in secondary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with urothelial carcinoma received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in secondary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with ovarian carcinoma received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in secondary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with Renal cell carcinoma received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks as a first-line therapy in secondary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with Renal cell carcinoma who failed 1 prior systemic first-line regimen received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks as a second line treatment in secondary expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with ovarian carcinoma received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in efficacy expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with urothelial carcinoma received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in efficacy expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with gastric (GC) and gastroesophageal junction cancer (GEJC) who have failed both a first-line chemotherapy regimen and subsequent ramucirumab therapy, received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks as a third-line treatment in efficacy expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.

Participants with head and neck squamous cell carcinoma (HNSCC) received intravenous infusion of Avelumab at a dose of 10.0 mg/kg once every 2 weeks in efficacy expansion cohort until confirmed progression, unacceptable toxicity, or any reason for withdrawal from the trial or IMP occurs.