How to cure bad breath after waking up

After waking up, bitter mouth, dry mouth and halitosis may be related to non-disease factors and disease factors. Disease factors mainly include functional dyspepsia, gingivitis, etc. First, non-disease factors usually need to drink more water, pay attention to eating more light, digestible foods, rinse frequently every day, brush your teeth frequently, maintain oral hygiene, wake up after bitter mouth, halitosis and dry mouth symptoms will gradually ease. II. Disease factors 1. Patients with functional dyspepsia can follow the doctor's advice to use gastroprokinetic drugs, such as domperidone tablets, mosapride citrate tablets, itopride hydrochloride tablets, etc., to promote food digestion, accelerate intestinal motility, reduce bad fermentation of food, then the symptoms of bitter mouth, dry mouth and halitosis will be gradually relieved after waking up. 2, gingivitis gingivitis can follow the doctor's advice to use 1%~3% hydrogen peroxide solution, 0.12%~0.2% compound chlorhexidine gargle, concentrated tinidazole gargle, etc. to wash, reduce the residue of pathogenic bacteria in the mouth, can improve the symptoms of bitter mouth, bad breath and dry mouth.