Objective: To report a chronic cough that has improved after administering the Gyejigahubakhaengja-tang using Shanghanlun DPIDS(disease pattern identification diagnostic system). Methods: Chronic cough patient who occurred after COVID-19 was presumed to be diagnosed with cough variant asthma. After that, it was diagnosed as Taeyang-byung, number 43 provision according to Shanghanlun DPIDS, and the result of taking the Gyejigahubakhaengja-tang for 30 days was evaluated as VAS (visual analogue scale) and LCQ (leicester cough questionnaire). Results: After taking Gyejigahubakhaengja-tang for 30 days, chronic cough decreased from VAS 10 to VAS 1. The LCQ increased from 24 to 122. Conclusions: For chronic cough patients, 喘 at Shanghanlun DPIDS can be considered as the cause.