Synonyms of 'lozenge'
A pastille is a small, round sweet or piece of candy that has a fruit flavour. Some pastilles contain medicine and you can suck them if you have a sore throat or a cough.
a medicated pastille
Thesaurus for lozenge from the Collins English Thesaurus
Lozenges are sweets which you can suck to make a cough or sore throat better .