“…Amongst the antibiotics causing FDE are tetracyclines, 80–83,92 penicillin, 93,94 ampicillin, 45,95 amoxicillin, 96 trimethoprim, 97,98 erythromycin, 54,99 rifampicin, 53,100 clarithromycin, 101 and fluoroquinolones 102,103 . Of the sulfa drugs, sulfamethoxazole is the single major antibacterial agent responsible for a large number of FDEs throughout the world 104–107 .…”