A prospective, randomized, double-blind, placebo-controlled multisite, parallel-group field study in dogs with osteoarthritis conducted in the United States of America evaluating bedinvetmab, a canine anti-nerve growth factor monoclonal antibody. Bedinvetmab, a fully canine anti-nerve growth factor monoclonal antibody, was evaluated in dogs for control of osteoarthritis-related pain in a study conducted to support registration in the USA. Randomized, double-blind, placebo-controlled, multicenter, parallel-group study. General practice client-owned dogs with osteoarthritis (n = 272). Dogs were block randomized 1:1 to placebo (saline, n = 137) or bedinvetmab (n = 135; 0.5-1.0 mg kg) administered subcutaneously, once monthly. The primary end point, day 28 Canine Brief Pain Inventory (CBPI