[header] How to fight mouth infection [title] Apply prescribed antibiotic treatments. [step] While antibiotics are not commonly given for most mouth infections, if you have a severe infection or abscess, you may be prescribed a pill or topical ointment. Follow your dentist's instructions for taking or applying this medication. 
Some treatments include : [substeps] Antimicrobial mouthwash: like normal mouthwash, you will gargle this before spitting it out into the sink. Oral antibiotics: these are pills that you swallow by mouth.