| use of long-acting oxytetracycline against pasteurellosis in lambs. | the efficacy of long-acting oxytetracycline in the control of pneumonic pasteurellosis in lambs was tested on seven scottish farms. after laboratory confirmation of pasteurella-related deaths in lambs, half the lambs in each flock were given long-acting oxytetracycline (20 mg/kg intramuscularly) and half were left untreated. on three farms a single treatment was given and on four farms two doses were administered four days apart. eighteen of the 878 control lambs died as a result of confirmed pa ... | 1990 | 2321337 |