1986 Volume 39 Issue 5 Pages 289-294
Thiamphenicol glycinate hydrochloride (TP-G) was administered to 65 bull calves of a dairy suffering from infectious bronchitis and pneumonia.
1. Of the calves, 92.3% recovered from the infectious diseases after three successive intravenous administrations of 3 doses of TP-G, containing 20 mg theiamphenicol (TP), 10 mg and 20 mg/kg of respectively.
2.Pasteurella multocida, Ureaplasma sp., andMycoplasma boviswere isolated from the pituita of 20, 11, and 8 calves. respectively, of 20 examined before administration of TP-G.
3. Penicillin and TP had a strong antibacterial action onP. multocida. Macrolide antibiotics, tetracycline, and TP were highly effective againstM. bovis.
4. No side-effects of TP-G were observed.
5. TP-G was judged to be an effective agent against bacterial infections of the calf respiratory system.
