Figure 2From: Minocycline and doxycycline therapy in community patients with rheumatoid arthritis: prescribing patterns, patient-level determinants of use, and patient-reported side effectsMinocycline and doxycycline side effects by organ system and severity. Percentage of (a) minocycline and (b) doxycycline side effects by organ system and severity. CNS, central nervous system; GI, gastrointestinal; HEENT, Head Eyes Ears Nose Throat.Back to article page