G6PD and malaria: According to Cambodia’s 2014 treatment guidelines, P. vivax cases receive 3-day artesunate-mefloquine (ASMQ), the artemisinin-based combination therapy (ACT) first-line treatment for all malaria species, and 14-day primaquine (0.25–0.5 mg/kg/day) as radical cure if tested G6PD normal (deficiency defined as < 30% G6PD activity in males).