Hepatic Ablation of Melanoma Metastases to Enhance Immunotherapy Response, a Phase I Clinical Trial (HAMMER I)

Ipilimumab administered IV over 85-100 minutes at 3 mg/kg (combined with nivolumab administered IV over 30-60 minutes at 1 mg/kg) every 3 weeks for a total of 4 doses or until progression or unacceptable toxicity.

Nivolumab administered IV over 30-60 minutes at 1 mg/kg (combined with ipilimumab administered IV over 85-100 minutes at 3 mg/kg) every 3 weeks for a total of 4 doses of the combination therapy or until progression or unacceptable toxicity. Subjects may receive maintenance dosing of nivolumab alone administered IV over 30-60 minutes at 240 mg every 2 weeks or 480 mg every 4 weeks for a maximum of 52 weeks or until progression or unacceptable toxicity.

24-45 Gy delivered in three fractions to up to 4 liver metastases