The effects of two non-steroidal anti-inflammatory drugs on the mobility of laying hens with keel bone fractures

Objective Investigate the effects of administration of meloxicam and carprofen on the mobility of hens with and without keel fractures. Study design Within each of two experiments a ‘blinded’ randomised cross over design whereby birds received either the test drug (carprofen or meloxicam) or saline. Animals Two groups of Lohman Brown hens with and without keel bone fractures. Methods The first group (n = 63) was treated with carprofen 25 mg kg−1...