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Effect of Kangzhi syrup on the cough induced by the inhalation of capsaicin aerosol in OVA-sensitized guinea pigs. (a) Time line representation of the CVA model, pharmacological intervention, and cough challenge. (b) Kangzhi syrup decreased the number of coughs induced by the inhalation of capsaicin aerosol in OVA-sensitized guinea pigs. Data are mean ± SEM; ∗∗∗∗p < 0.0001.
