simintin gyare-gyare, sassa masu ƙirƙira da sassan ginin ƙarfe don share ɗan ɗanɗano yashi, ɗigon yashi da fata mai oxide. Har ila yau, ya dace da tsaftacewa da ƙarfafawa a kan sassan maganin zafi, musamman don tsaftacewa kadan, bangon bango na bakin ciki wanda bai dace da tasiri ba.