Heywood R, Chesterman H, Worden A N
Toxicology. 1976 Jun;6(1):41-6. doi: 10.1016/0300-483x(76)90006-8.
When clioquinol was administered to Beagle dogs, disturbances in gait which were associated with abnormal reflexes and reactions, were seen in animals receiving 250 and 400 mg/kg body weight per day. Histopathological examination of the central nervous system (CNS) showed pathological change in the posterior columns of the spinal cord.