hello, welcome to this forum, I understand your worry. you must be already having an idea what is G6PD deficiency. One has to basically avoid the triggers so as to avoid a hymolytic crises. The trigger could be mostly as listed below. AGENTS PRECIPITATING HEMOLYSIS IN GLUCOSE-6-PHOSPHATE DEHYDROGENASE DEFICIENCY MEDICATIONS Antibacterials like Sulfonamides Dapsone Trimethoprim-sulfamethoxazole Nalidixic acid Chloramphenicol Nitrofurantoin Antimalarials like Primaquine Pamaquine Chloroquine Quinacrine Others like Acetanilide Vitamin K analogs Methylene blue Probenecid Acetylsalicylic acid Phenazopyridine CHEMICALS like Phenylhydrazine Benzene Naphthalene 2,4,6-Trinitrotoluene Methelene blue ILLNESS like Diabetic acidosis Hepatitis Sepsis This is just a representative list. Fava beans are to be avoided in food category. Multivitamin which does not contain any of above substances can be administered. Thank you