Journal article
Comparing Phenotypic Susceptibility Profiles of Neisseria gonorrhoeae for Tetracycline and Doxycycline
L Liu, JA Branda, F Azzato, JD Klausner, EN Kersh, S Pasricha, LT Allan-Blitz
Sexually Transmitted Diseases | Published : 2026
Open access
Abstract
Among 64 Neisseria gonorrhoeae isolates, the MIC50 of tetracycline was 1 µg/mL while the MIC90 was 16 µg/mL. The MIC50 of doxycycline was 1 µg/mL while the MIC90 was 8 µg/mL. The essential agreement between doxycycline and tetracycline was 92.2% (95% confidence interval 82.7%–97.4%).
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