Try Strepsils Extra Blackcurrant Lozenges containing Hexylresorcinol 2.4mg - an ingredient which is both antiseptic to fight bacterial throat infections but also has anaesthetic properties to numb throat pain. Suitable for? Adults and children over six years. How to take? Dissolve one lozenge slowly in the mouth every 3 hours as required. Do not exceed the stated dose. What about the variants? Strepsils Extra Strength Blackcurrant are available in pack sizes of 16, 24 and 36 lozenges. Always read the label.