Table 2.

Changes in clinical scores of the most debilitating symptoms from baseline to 20 minutes following spray application and 3-day followup.

	Overall (n = 60)	Herbal group (n = 26)	Control group (n = 35)	P value
Clinical improvement* in the most debilitating symptom 20 minutes following application, n (%)	33 (55.0)	19 (73.1)	14 (41.2)	.019
Clinical improvement* in the most debilitating symptom following 3 day application, n (%)	38 (63.3)	18 (72.0)	20 (58.8)	.42

*Improvement was defined as at least one-score reduction in a 4-degree symptom scale ranging from 0 to 3 of the most debilitating of the following symptoms: sore throat, hoarseness, or cough.