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Table 1 Diagnostic criteria for phlegm-heat obstructing lungs syndrome

From: Efficacy and safety of Tanreqing oral liquid in treatment of acute bronchitis: study protocol for a randomized controlled trial

Category Symptoms or signs
Main symptoms Cough, expectoration
Minor symptoms Fever; sore throat; chest tightness; thirst; yellow urine; dry stool
Tongue Red tongue with a yellow or yellow greasy coating
Pulse condition Slippery and rapid pulse
  1. Diagnostic criteria: both main symptoms + at least one of the minor symptoms + appropriate tongue and pulse condition