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Table 5 Diagnostic criteria for TCM differentiation of “pathogenic-wind invading lung syndrome”

From: Efficacy and safety of Qing-Feng-Gan-Ke Granules in patients with postinfectious cough: study protocol of a novel-design phase III placebo-controlled, double-blind randomized trial


Symptoms and signs

*Primary symptom

persistent cough

Secondary symptoms

1) *throat itching, cough sensitivity to cold air, heat air or strange odors and/or;

2) sticky and scanty sputum, dry throat and chest congestion

*Tongue picture

 slight red tongue proper with/without red tip; thin white tongue coating

*Pulse condition

 normal or floating pulse

  1. * Items which must be satisfied for a diagnosis of TCM differentiation of “pathogenic-wind invading lung syndrome”