Because of the high rate of cross-sensitivities and cross-reactions between neomycin and other antibiotics, patients should list neomycin as a medical allergy for the rest of their lives.

A 35-year-old male was prescribed tablets containing 200 mg of ofloxacin and 500 mg of ornidazole twice daily for diarrhea. Within 2 days of using the medicine, the patient reported to our ...