Anthelmintic activity: Meiser, Federmann, US 3082151 (1963 to Bayer); P. J. Lane, J. M. Stewart, Vet. Rec. 80, 702 (1967). Pharmacokinetics in desert sheep: B. H. Ali et al., J. Vet. Pharmacol. Ther. 13, 217 (1990).