Sometimes a bad smell comes from my mouth what should I do to cure it. Please answer.

Kindly get scaling done and use mouth wash twice daily for 15 days. Brush your teeth twice daily using correct brushing technique to maintain your oral hygiene. Also notice that you are not constipated most of the times as this is also one of the reasons for bad breath.

Plz get your teeth cleaned by a dentist and then your problem will be solved.

Gastritis, lung & sinus infection may also be the cause of bad smell in the mouth. 90% of bad breath is due to a dirty tongue.We need more investigations with clinical examination to decide upon treatment. You may need deep cleaning. Rinse your mouth thoroughly with a mouth wash until then. Advance procedures can be done with laser too. Dental tips: - visit a dentist every six months for cleaning and a thorough dental check-up. Limit sugary food to avoid tooth decay. Gargle your mouth thoroughly after every meal. Scrub gently to clean your tongue with a tongue cleaner. Floss all your teeth inter dentally & brush twice daily, morning & night, up & down short vertical strokes, with ultra-soft bristles, indicator brush. Tooth brush to be changed every 2 months.