Florfenicol with amoxicillin can be used at the same time, but it is generally rare to combine them in this way. Both are antibiotics that can be used to treat inflammation of the respiratory and gastrointestinal tracts, and using them together does not increase the therapeutic effect. If the two antibiotic drugs are used together, they do not play a complementary role, it is not recommended to use, so as to avoid the development of drug resistance, but also to the liver and kidney function damage. Often combined with prednisone, metronidazole, mucus sulfate and other drugs, can interact with each other, mutual potentiation, to achieve a unique therapeutic effect. It is medicine three times poison try not to abuse, before choosing to use the drug, must be used under the guidance of a doctor.