Amoxicillin can treat pharyngitis caused by infection with sensitive bacteria. Amoxicillin is a penicillin antibiotic drug that can exert good antibacterial activity against a wide range of bacteria. While the causes of laryngitis are very diverse, bacterial and viral infections are the most common causes. As amoxicillin has antibacterial activity, laryngitis caused by sensitive bacterial infections can be well treated with amoxicillin. However, pharyngitis caused by viral infections, or the bacteria that cause pharyngitis to appear are not sensitive to amoxicillin, and the use of amoxicillin is largely ineffective. Adverse reactions: the use of amoxicillin may cause some adverse reactions, common are diarrhea, nausea, rash and so on. Contraindications: Amoxicillin needs to be contraindicated in people who are allergic to penicillin. In addition to other endocannabinoid drugs have serious rapid hypersensitivity reaction, also need to prohibit amoxicillin. Precautions: Prior to the use of amoxicillin, a penicillin sodium skin test must be performed, and if a positive result is obtained, it must be contraindicated. Amoxicillin should not be used for infections caused by non-susceptible microorganisms. Individuals should follow the principle of scientific and rational use of medication, strictly follow the medical advice to use the drug, and not abuse it.