According to WHO almost half of the population undergoing infectious diseases of the upper respiratory tract one third of which is inflammatory diseases of the pharynx. This article presents the therapy issue of patients with sore throat due to acute pharyngitis and/or acute tonsillitis of non-streptococcal etiology based on our own experience and literature data. Observational study was carried out at the Otorhinolaryngology department of MSUMD n.a. A.I. Evdokimov in order to evaluate efficacy and tolerability of complex local drug Doritricin. The study involved 52 patients, objective and subjective manifestations of the disease were evaluated. Obtained data indicate the effectiveness and safety of Doritricin, as well as the possibility of reducing the number of drugs used during treatment.