Benzydamine is an anti-inflammatory and painkilling medicine. It reduces pain and discomfort associated with sore throat or mouth conditions such as ulcers and sore throat. It is available as lozenges to suck, a mouthwash which you can gargle with, or as a spray which can be directed towards the sore areas of your mouth.
This is a companion discussion topic for the original article at https://patient.info/medicine/benzydamine-for-sore-mouththroat-difflam