 Ministan lafiyar ya bayyana damuwa game da walwalar ɗaiɗaikun mutane wadanda ke amfani da takaitaccen halascin yin amfani da sinadaran, da kuma hukunce-hukunce da aka yanke da suka jibanci harkar kwayoyi tun sanda wan canji mara tushe a kundin tsarin mulki ya fara aiki. 