In populations with high prevalence of G6PD deficiency, quantitative G6PD testing can have a broader use; identifying G6PD deficient persons who have common clinical conditions requiring antibiotic treatment so that oxidative drugs such as nitrofurantoin, nalidixic acid, ciprofloxacin and rasburicase can be avoided [19, 20]. Here, G6PD is linked to G6PD deficiency.