Efficacy and Safety of a Sore Throat Lozenge Containing Lidocaine and Cetylpyridinium Chloride in Patients With Sore Throat Due to a Common Cold.

Inclusion Criteria: * Patients with sore throat due to an upper respiratory tract infection, with recent onset (within 48 hours) * Sore throat of at least moderate pain intensity Exclusion Criteria: * \- History of hypersensitivity to any of the study drugs and listed excipients or to drugs of similar chemical classes * Evidence of mouth breathing or severe coughing * Evidence of overt oropharyngeal bacterial or fungal infection or evidence of lower respirator tract infection * Severe renal, liver or cardiac impairment * Severe lung disease