〔Abstract〕 Professor Wu Wei-kang's original sequential therapy with heavy dosage sequential therapy of traditional Chinese medicine theory of "theory, strategy, formula and medicinal" with modern pharmacological theory on the basis of diseases and patterns identification, and gradually increases the dose of Chinese medicine through precise medication, while focusing on protecting the healthy qi of the spleen and stomach. Combined with regular follow-up consultation, the treatment is gradually advanced to achieve favorable efficacy. This therapy has the characteristics of dispelling the evil qi without harming the healthy qi, and is safe and effective, which is worthy of in-depth study.