Hello Sir I Am 31 Yrs Old I Am Having

hello sir i am 31 yrs old i am having 16 months daughter and again i am pregnant i went for an abortion after 10 days i went for check scan docter told me still 1cm is left so again they inserted 2 tablets for me and ask me to come on saturday for check scan so can i expect that completely it wil clear for me orelse i have to go for D&C please suggest me