... for poultry use in theEastern Province of Saudi Arabia. These include – lactams,tetracyclines, aminoglycosides, macrolides, fluoroquinolones,TMIH392Tropical Medicine and International Health ... SAmpicillin, TMPϩSMX 115 85.2 94 43.6 0.0000 SAmpicillin, gentamicin, 115 78.3 91 08.8 0.0000 Stetracycline & TMPϩSMXAmpicillin, gentamicin, 115 77.4 91 07.7 0.0000 Sspectinomycin, tetracycline ... almost totally resistant to tetra-cycline and spectinomycin. This might be explained by thefact that both are heavily used in the poultry industry in Saudi Arabia and could be the result of misuse...