The main function and efficacy of Blue Scutellaria Oral Liquid is to clear heat and remove toxins, benefit the pharynx and eliminate swelling, used for acute pharyngitis and pharyngeal pain, dry pharynx and burning pharynx caused by solid heat syndrome of lung and stomach. The main efficacy of Pu Di Lan Oral Liquid is to clear away heat and detoxify the toxin, anti-inflammation and reduce swelling, used for boils, mumps, pharyngitis, tonsillitis. Therefore, Pu Di Lan Oral Liquid is usually mainly for localized inflammation, while Blue Scutellaria Oral Liquid is mainly used for pharyngeal discomfort caused by solid heat syndrome of the lungs and stomach. In addition, for boils, mumps and tonsillitis, it is better to use Pu Dilan Oral Liquid than Scutellaria Baicalensis Oral Liquid. This is because Blue Baicalin Oral Liquid is mainly used for pharyngeal inflammation, treating sore throat, dry throat, burning throat and acute pharyngitis, while Pu Di Lan Oral Liquid has a wider range.