Research Article

Treatment of Common Cold Patients with the Shi-Cha Capsule: A Multicenter, Double-Blind, Randomized, Placebo-Controlled, Dose-Escalation Trial

Figure 2

The duration of symptom for patients with wind-cold type common cold receiving 0.6 g SCC (group A), 1.2 g SCC (group B), or 1.2 g placebo (group C). (a) All symptom duration; (b) and (c) the duration of avertion to cold; (d) and (e) the nasal discharge.