The contraindications of Donglingcao Tablet have not been clarified. Donglingcao Tablet is a proprietary Chinese medicine with Donglingcao as the main ingredient, which has the functions of clearing away heat and detoxification (clearing away heat and poisonous evils in the body), subduing swelling and dispersing knots, and inducing pharynx and relieving pain, and can be used for treating the patients who have the above mentioned symptoms during the treatment of sore throat, hoarseness caused by heat and poison congestion, and tonsillitis, pharyngitis, stomatitis, and other diseases. At present, the contraindications of the drug and the adverse reactions after taking it have not been clarified, but it is forbidden for people who are allergic to the drug, and people who are prone to allergies should be cautious, and people with high body temperature and suppurating tonsils should be cautious. The use of drugs should follow the doctor’s instructions, avoid unauthorized use of drugs, if you take the drug after the emergence of uncomfortable symptoms, it is recommended to stop the drug and immediately consult a doctor.