Strepsils Extra Strength Blackcurrant Lozenges are formulated with hexylresorcinol 2.4mg, an antiseptic with localized anaesthetic properties. The unique combination of these properties helps to ease discomfort in the mouth and throat. The anaesthetic action of hexylresorcinol provides a numbing effect to the painful area, while its antiseptic action helps to eliminate bacteria associated with mouth and throat infections. By slowly sucking on these delicious blackcurrant-flavored lozenges, the active ingredient can effectively target the affected area, providing relief from soreness and discomfort. Additionally, the lozenges help to soothe and lubricate the affected area, making it more comfortable.