Administration of enrofloxacin during late pregnancy failed to induce lesions in the resulting newborn foals

Summary Background A recent study demonstrated that enrofloxacin and ciprofloxacin cross the equine placenta without causing gross cartilage or tendon lesions in the 9‐month fetus; however, long‐term effects of in utero fluoroquinolone exposure remain unknown. Objectives To assess effects of fetal exposure to enrofloxacin on the resulting foal's cartilage and tendon strength. Study design and methods Healthy mares at 280 days’ gestation were...