Antiseptic. Amylmetacresol is an antiseptic available in Canada over-the-counter in a number of lozenges for the treatment of sore throat and minor mouth infections,. Amylmetacresol is often combined with dichlorobenzyl alcohol and menthol in the commonly used sore throat lozenges, known as Strepsils. The acute sore throat (pharyngitis) is one of the most common conditions for which children are seen in the primary care setting. Pharyngitis is normally caused by viruses and proves benign and self-limiting. Clinically proven, over-the-counter throat lozenges offer rapid and effective relief of acute sore throat symptoms, and are increasingly important in the management of this condition.