Huo Gall Pill is a proprietary Chinese medicine composed of Chinese herbs such as Huo Xiang leaf and pig bile powder, and excipients such as talcum powder and black iron oxide. Patchouli leaf has the effects of aromatizing dampness, harmonizing the stomach and stopping vomiting, dispelling summer heat and relieving symptoms. It is mainly used for treating dampness obstructing the middle jiao, such as abdominal and stomach fullness, loss of appetite, vomiting and diarrhea, external summer dampness, cold and hot headache, dampness and warmth at the beginning, fever and body sleepiness, chest congestion and nausea, nasal abscess and ringworm. Patchouli also has a certain inhibitory effect on the growth of Staphylococcus aureus, Staphylococcus albicans and Bacillus subtilis. Therefore, Huo Bile Pill is often used to treat nasal congestion and headache caused by wind-cold heat and bile fire upward attack. Clinical evidence shows that Huo Bile Pill is effective in treating rhinitis with relatively small side effects, and can be used with confidence.