Hello, amoxicillin can treat pharyngitis, because most pharyngitis is a bacterial infection, which requires antibiotic treatment. Because amoxicillin is not effective, you can take amoxicillin. Cilinclavulanate Potassium Dispersible Tablets and Monkey Earrings Anti-inflammatory Granules. Do not eat spicy and sour food, and do not drink alcohol. You can soak it in water or mix it with chrysanthemum tea.