OnchocerciasisPruritusOnchocerciasis, OcularOnchocercaOnchocerca volvulusIvermectinSimuliidaeFilaricidesMicrofilariaAntipruriticsPruritus AniAntiparasitic AgentsSkin Diseases, ParasiticPruritus VulvaeMansonelliasisAntinematodal AgentsDiethylcarbamazineAfrica, WesternLoiasisLoaAnthelminticsAntigens, HelminthLiberiaCameroonAntibodies, HelminthGuineaChorioretinitisEye DiseasesEndemic DiseasesInsect ControlTogoNeglected DiseasesEcuadorSierra LeoneOptic AtrophyEyeCentral African RepublicBlindnessNigeriaElephantiasis, FilarialOcular HypertensionInsect VectorsParasite LoadMebendazoleEmollientsDisease EradicationAfricaTropical MedicineUremiaMaliSkinGift GivingToxoplasmosis, OcularFilariasisWolbachiaGhanaFilarioideaDNA, HelminthDipetalonemaHistamine AntagonistsPrevalenceDipteraSchistosomiasisParasitic DiseasesMansonellaCommunicable Disease ControlAnterior ChamberIridocyclitisCorneaGuatemalaNiridazoleCorneal OpacityUgandaAmericasNecatoriasis