Pains after ectopic Advice Please!!!

Kymberley • Hey! I`m 23 years old, I have 2 little princes,
don't know why I ask for advice on her cause nobody ever replies but I had an ectopic pregnancy in April was treated with one shot of methatrexate in may (around 17th) had periods since June just finished my 3rd 2 weeks ago... But since the pregnancy I have had awful pains on the left right and middle of my lower tummy especially during ovulation but also during sex when he goes deep I get a sharp pain in my pelvic area and  it last a hour or so and aches for a while is this normal or has anyone got any ideas why