25 April 2022
: Case report 
Case of Moxifloxacin-Induced Black Hairy Tongue
Challenging differential diagnosis, Unusual or unexpected effect of treatment, Diagnostic / therapeutic accidents, Unexpected drug reaction, Rare coexistence of disease or pathology
Mikiro Kato1E*, Takahisa Kobayashi1E, Hiromichi Suzuki
1E
DOI: 10.12659/AJCR.936235
Am J Case Rep 2022; 23:e936235
Figure 1. After starting moxifloxacin, the patient developed brown discoloration on the dorsum of the tongue with carpet-like elongated filiform lingual papillae.