org/diseases-conditions/
throat-
cancer/
symptoms-causes/syc-20366462 Those
symptoms are A cough, Changes in your voice, such as hoarseness or not speaking clearly, Difficulty swallowing, Ear pain, A lump or sore that doesn't heal, A sore throat, and Weight loss.
You obviously mention two of those, hoarseness and pain in tonsils and ears. I think it is a good sign that you improved to some extent with antibiotics.