Table 1.

Drugs used in our patient population that may potentially cause eosinophilia (adapted from Ref. 12)

Drug	Type of reported reaction	Percentage and severity of eosinophilia
Chloroquine and Hydroxychloroquine	Pulmonary and Immunologic	Drug reaction with eosinophilia and systemic symptomsDRESS syndromeSevere based on case reports, frequency not defined
Macrolides: Azithromycin	Pulmonary and dermal	Eosinophilia <1%, (severity unclear)
Vancomycin	Dermal and renal	Eosinophilia 1-10% (moderate to severe, reversible)
Teicoplanin	Dermal and renal	Eosinophilia <1%, (severity unclear)
Cephalosporins	Cardiac, pulmonary and dermal	Usually mild and self-limiting
Ceftriaxone	Cardiac, pulmonary and dermal	Eosinophilia 6%, (mild)
Cefuroxime	Pulmonary and dermal	Eosinophilia 1-7%, (mild)
Cefepime	Pulmonary and dermal	Eosinophilia 2%, (mild)
Piperacillin tazobactam	Renal and dermal	Eosinophilia frequency not defined, (mild).
Sulphonamides	Pulmonary and cardiac	Not usually reported, (could be severe)
Trimethoprim-sulfamethoxazole(Co-trimoxazole).	Pulmonary and cardiac	Eosinophilia frequency not defined, (mild to moderate)