What are the risk factors for black hairy tongue?

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The risk factors for black hairy tongue are mainly poor oral hygiene and tobacco use. Other risk factors include using liquid medications containing bismuth, antibiotics, and mouthwashes containing peroxide, menthol, or witch hazel. People with HIV may be more likely to get black hairy tongue.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.