Physiological factors
1. Bad breath after getting up at night.
Hunger and long-term fasting can also bring strong bad breath.
Some people may have bad breath during pregnancy and menstrual period.
(2) Pathological factors
1. Oral problems, periodontal problems, dental caries, black hair and tongue problems, oral necrotizing inflammation, pericoronitis, oral cancer and necrosis, etc.
2. Nasopharyngitis suppurative maxillary sinusitis, atrophic rhinitis, acute tonsillitis, angina, foreign bodies in children's noses, etc.
3. Other organ problems, such as indigestion and gastritis. Bronchiectasis, lung abscess, thrombocytopenia, agranulocytosis, diabetes, lead, mercury, alcohol and organic poisoning secondary to lung infection may have abnormal odor.
The above basically includes the causes of halitosis, among which visceral function, gastrointestinal metabolism and immune disorder are the main reasons. The way to get rid of bad breath can make a reasonable plan according to your own situation. For example, the most scientific thing is to use some professional products to regulate the metabolic function and immunity in the body. For example, ambroxol and dinoprofen have good effects, especially dinoprofen is very professional in treating bad breath.