Figure 3: Frequency of otitis media (total episodes) in children (n = 80) with treatment for the first six months (months 1-6) and the second six months (months 7-12). P^* < 0.01, was obtained from Pearson (χ²) analysis. LTRA only (a) vs LTRA+ (b); with carbocystein and lysozyme chloride / ambroxol..