Tongue problems. Abt is it cancer?

Hi Dr.. I got my wisdom tooth.. Dr prescribed antibiotics and painkillers after that I developed some white pimples on the center of the tongue and back a chain like pink pimples.. Then advise me to apply metrogyl dg and antibiotics it was coming And going.. Again I went to ent Dr he had given some acidity tablets and be complex with pribiotics some am feeling like something is on my tongue and disturbing and am diabetic too.. Am very worried.. Is it cancer? To whom should I visit again for my problem.. All Dr Are telling it's fine.. Tongue is healthy.. Don't look at your tongue.. Am feeling some un comfortable.. Please help. To which Dr I want to visit.. I already visited ent and dentist... Am worried abt is it cancer? Because it's from last 25 days.. Pls am worried mentally