A Study to Learn About the Medicine Ponsegromab in Adults With Cancer of the Pancreas Which Has Spread and Caused Significant Body Weight Loss and Fatigue

Study to investigate the efficacy, safety and tolerability of systemic chemotherapy plus ponsegromab versus systemic chemotherapy plus placebo for the first-line treatment in adult participants with cachexia and metastatic pancreatic ductal adenocardinoma.

Key inclusion Criteria: * Signed Informed Consent Document * Documented active diagnosis of metastatic pancreatic ductal adenocarcinoma * Cachexia defined by Fearon criteria of weight loss * Completed 1 x 28-day cycle of first-line systemic nab-paclitaxel and gemcitabine chemotherapy or 2 x 14-day cycles of FOLFIRINOX chemotherapy and prior to receiving Cycle 2 chemotherapy * ECOG PS ≤1 with life expectancy of at least 4 months Key Exclusion Criteria: * Current active reversible causes of decreased food intake * Cachexia caused by other reasons * Any prior or current clinical diagnosis of heart failure, irrespective of left ventricular ejection fraction or New York Heart Association classification * Left ventricular ejection fraction \