Symptomycin is an antibiotic mainly used for the treatment of pharyngitis and tonsillitis caused by Streptococcus pyogenes, it can be used to treat sinusitis, otitis media, acute bronchitis and oral abscesses caused by sensitive bacteria. It can be used to treat pneumonia caused by Mycoplasma pneumoniae, as well as skin and soft tissue infections caused by sensitive bacteria, and can also be used to treat respiratory and biliary tract infections caused by sensitive bacteria. The dosage of sympathomycin needs to follow the doctor’s instructions, the adverse reactions of sympathomycin can cause skin rash and gastrointestinal reactions, nausea, vomiting, loss of appetite, abdominal distension, diarrhea, the product’s adverse reactions are mild, digestive reactions are significantly lighter than that of erythromycin, there can be gastric discomfort, loss of appetite, occasional drug rash, no liver damage and other adverse reactions have been found.