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  Indian J Med Microbiol
 

Figure 2: Mean duration of relief of cough and throat irritation. Higher score reflects quicker relief. (Duration of relief scale: 4=>/up to 4 h; 3 =up to 3 h; 2 = up to 2 h; 1 = Up to 1 h; 0 = no effect)

Figure 2: Mean duration of relief of cough and throat irritation. Higher score reflects quicker relief. (Duration of relief scale: 4=>/up to 4 h; 3 =up to 3 h; 2 = up to 2 h; 1 = Up to 1 h; 0 = no effect)