G6PD and infection: However, the potential for parasite dispersal with migrants and the ability of P. vivax hypnozoites to induce relapsing episodes months or years after primary infection, combined with recent evidence of minimal G6PD deficiency in Ethiopia [44], lends further weight to calls for the re-addition of primaquine for radical cure of P. vivax in all areas of Ethiopia [45] in line with WHO recommendations [46].