Apply on the website we've linked and they will send you a pack of these lozenges used for the symptomatic relief of mouth and throat infections. Strepsils Honey and Lemon Lozenges contains two antiseptic ingredients (2,4-Dichlorobenzyl alcohol and Amylmetacresol) for use in throat medications.
Click on the button below and then scroll down the page a bit until you see the 'Register for some throat medication' link on the page on the Home Tester Club website and then just click that.