Table 2.

Characteristics of TCM preventive interventions and trials worthy of attention.

Intervention	Category	Trials	Rationality	Ingredients
Moxibustion	TCM external treatment	AMCTR-IPR-20,000,326	Included in guideline	Artemisiae Argyi Folium (Aiye)
Huoxiang Zhengqi pill	Chinese patent medicine	ChiCTR2000029602 ChiCTR2000029479	Included in guideline	Pericarpium Arecae (Dafupi), Radix Angelicae Dahuricae (Baizhi), Caulis Perillae (Zisu), Poria (Fuling), Rhizoma Pinelliae Preparata (Banxiaqu), Atractylodis Macrocephalae Rhizoma (Baizhu), Pericarpium Citri Reticulatae (Chenpi), Cortex Magnoliae Officinalis (Houpo), Radix Platycodi (Jiegeng), Pogostemonis Herba (Huoxiang), Glycyrrhizae Radix Et Rhizoma Praeparata Cum Melle (Zhigancao), Rhizoma Zingiberis Recens (Shengjiang), Fructus Jujubae (Dazao)
Jinye Baidu granules	Chinese patent medicine	ChiCTR2000029728	Used for preventing SARS	Lonicerae Japonicae Flos (Jinyinhua), Isatidis Folium (Daqingye), Taraxaci Herba (Pugongying), Houttuyniae Herba (Yuxingcao)