get the choppers & piehole checked,
if doc says 'nothing serious'
back to otc stuff,therabreath,it is an effective antigermer, mild boric acid plus hot salt water to swish around & spit out,use a rotary tooth brush on the choppers,,
if you have no allergy to amoxi & other antbios,ask doc for a small prescrip
,,powder in capsules,empty a pinch into a bit of tooth paste,,brush rinse with saltwater, your teeth may carry that same film & require scraping off to prevent gingivitis & bone loss