What is the reason for dark blood discharge after taking emergency contraception twice?

Patient's question:

Detailed medical condition and consultation purpose: I stayed in a hotel with my boyfriend a few days ago. I have taken emergency contraception twice, but two days after the event, I noticed some abdominal pain and black blood discharge from my lower body. What could be happening? I'm very scared I might have an illness.
Duration of the current illness: About two days.
Current general condition: Not very good.
Medical history: I have had abdominal pain before.
First follow-up question: I have
Second follow-up question: wuyisheng
What could be the reason for this?
Third follow-up question:

Doctor's answer:

Analysis: Hello, this is withdrawal bleeding from birth control pills, indicating that your contraception was successful. It will stop after several days.
Suggestions: Emergency contraception should not be taken more than 3 times within a year, as it can affect your menstrual cycle.

📌 Related Posts