the ring contains an antiretroviral drug called dapivirine and must be changed every month.

sedi risiwa seno se na le molemo o o thibelang tshwaetso ya kokwanatlhoko o o bediwang dapivirine mme kgwedi e nngwe le e nngwe motho o tshwanetse go dirisa sedirisiwa seno se se ntšhwa.
