What's wrong with bad breath and bad saliva? How to treat it?

Halitosis and saliva odor are generally considered to be caused by poor oral hygiene, gingivitis or periodontitis. It can also be considered to be caused by indigestion, nasal or lung inflammation. You need to use compound chlorhexidine solution under the guidance of a doctor to actively treat it. Usually, you need to pay attention to the light diet.