Dear, you said you are suffering from smell and bad breath
from mouth, kindly develop a habit of brush your teeth twice a day to have clean teeth and good oral hygiene with this you need to keep check on your digestion also. Please visit dental surgeon
for checkup. Keep yourself well hydrated and use hydrogen per oxide for gargles and take tab b complex one in a day for a week. Treatment to keep mouth healthy and free from smell is cleaning and polishing of teeth and maintenance of oral hygiene. Use colgate total paste and listerin mouthwash twice a day. Do rinse your mouth with listerine mouth wash.