Quoting Xandra Hopper:" ok so i am 4 weeks post part and i had sex 6 days ago and i did use protection but it broke and now Im ... [snip!] ... broke and now Im super paranoid i could have gotten pregnant again. When do i test if i haven't had a period yet? (also Im EBF)"12-18 days after the day of the incident would be the first time I would test.