A member asked:

I have felt like i have a hair on the back of my tongue for weeks! what could it be?

A doctor has provided 1 answer

Many causes: Black hairy tongue can be caused by: poor hygiene! smoking! pepto-bismo, some antibiotics, dry mouth, drinking lots of coffee or tea, hiv, IV drug use dehydration. Try cleaning your tongue with a tongue scraper or toothbrush.

Answered 9/15/2018

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