Shu Pharyngeal Clear Spray has the efficacy of clearing heat and dispersing wind, subduing swelling and relieving pharynx, and can be used to treat acute paralysis of the throat (redness, swelling and pain in the pharynx, or dryness, foreign body sensation, or itchy discomfort in the pharynx, and difficulty in swallowing) caused by wind-heat. Shu Pharyngeal Clear Spray is a common Chinese patent medicine spray in clinic, which is composed of watermelon cream, scutellaria baicalensis, radix scutellariae, sanguinariae, and honeysuckle. It is used for acute laryngeal paralysis caused by wind-heat, which is characterized by sore throat, dry and burning throat, red and swollen throat, or unfavorable swallowing; acute pharyngitis and acute attack of chronic pharyngitis are seen in the above symptoms. It should be noted that this drug should be taken without spicy stimulating food. Shu pharyngeal clear spray need to be under the guidance of a professional physician for the correct use of drugs, its adverse reactions and contraindications are not clear.