Black hairy tongue: a spooky sign associated with penicillin therapy

Dennis A Nowak and Benjamin E Nowak
Med J Aust 2022; 217 (3): . || doi: 10.5694/mja2.51636
Published online: 1 August 2022

  • 1 VAMED Klinik Kipfenberg, Kipfenberg, Germany
  • 2 Klinik und Poliklinik für Neurologie am Standort Marburg, Marburg, Germany
  • 3 Universität Bayreuth, Bayreuth, Germany

Competing interests:

No relevant disclosures.

  • 1. Wolfson SA. Black hairy tongue associated with penicillin therapy. J Am Med Assoc 1949; 140: 1206‐1208.
  • 2. Ren J, Zheng Y, Du H, et al. Antibiotic‐induced black hairy tongue: two case reports and a review of the literature. J Intern Med Res 2020; 48: 300060520961279.
  • 3. Hamad Y, Warren DK. Black hairy tongue. N Engl J Med 2018; 379: e16.


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