CD4 and parasitic infectious disease: However, in a sub-group analysis of women only, they found that deworming with either albendazole or mebendazole 7 to 90 days prior to CD4+ T cell measurement, for unspecified parasitic infection increased CD4+ T helper cell concentrations by an average of 63 cells/mcL (95% CI: 6–120) in in the first year of ART initiation.