"my Wife Has Taken The Mifegest Kit Tablets 5 Tablets

"my wife has taken the mifegest kit tablets 5 tablets . how do i get to know whether she is still pregnant.! its been 9 days days since she consumed them..! for the past 6 days she had periods..! even nw she has periods but vry little..! should i go for an surgical abortion or do what ? she was just 4 weeks 5