Based on the main schemes of the prevention and therapy for SARS issued by the state and provincial administrations of traditional Chinese medicine (TCM), the characters and regulations for the application and performance of TCM in preventing and treating SARS were studied by cluster analysis. Some problems in the rational exertions of TCM in preventing and treating SARS were also discussed. Some proposals for the rational uses of traditional Chinese drugs (TCD) in preventing and treating SARS were offered finally in this article.