Strepsils Extra Lozenges Honey & Lemon offers anaesthetic action to numb the throat. Go beyond our regular lozenges with NEW Strepsils EXTRA Honey & Lemon. It is an advance formula that doesn’t just have Antibacterial Action, but also numbs the pain of inflamed sore throats. The presence of an antibacterial agent in lozenges has not been shown to have a beneficial effect on the severity or duration of a sore throat. AUST R 82802 Strepsils Lozenges Honey & Lemon Extra X 16.