AF no show after d and c

last week i had a period but it was only spotting and only once that i threw a gush of blood then i wipeand again spotting whats wrongits been 6 weeks i havent had an actual period im noy sure if i wanna consider last week's spotting for 6 days a period. i cant be pregnant because I've bren using protection. theres also been alot of stomach pain after sex and sex feels wierd as if something wants to come out idk im going nuts.