Could I Have Conceived If I Hadn T Taken The Emergency Contraceptive Pills, Especially Since I Vomited Shortly After Taking Them?

Hi. I wanted to know if I could conceive if 8 had not eaten pills. Here s the situation. I was sexualy active and then he wasn t sure. He consulted doctor and gave me pills after 3-4 days. Then i vomited 2 days later. And after eating those pills. It always pains me down there in periods. And it had not pained earlier. I want to know if I did not eat pills. Could I conceive?