Can pre-ejaculatory fluid cause pregnancy despite pills?

Question

Hello doctor,

I am writing to clarify a situation that is causing me significant anxiety. My partner’s last menstrual period started in the previous month. This month, in the early morning, we had genital contact, which was around day 15 of her menstrual cycle. There was no ejaculation, and even penetration was minimal. I did not ejaculate, and my last ejaculation was about three days earlier, with multiple episodes of urination in between. However, I am very worried about the possibility of pre-ejaculatory fluid being present at the tip.

Later, I realised that the fluid I was concerned about was coming from under my foreskin and not from the urethral opening. I have mild phimosis, and I believe this fluid was smegma rather than pre-ejaculatory fluid. However, I am still concerned that some pre-ejaculatory fluid might have been present at the tip.

My partner took Unwanted-72 within approximately seven hours of the incident. She experienced a mild headache initially, which resolved by the third day. Could you please confirm the risk of pregnancy in this situation and advise when a pregnancy test would be appropriate?

Kindly advise.

Answer 1

Hello,

Welcome to icliniq.com.

I understand your concern.

Based on the details you have shared, the risk of pregnancy in this situation is extremely low. The contact occurred around day 15 of the menstrual cycle, which may be close to ovulation in some women, but several factors significantly reduce the risk. There was no ejaculation, penetration was minimal, and your last ejaculation was three days earlier with multiple episodes of urination in between. This greatly lowers the chance of viable sperm being present in pre-ejaculatory fluid. The fluid you noticed was most likely smegma rather than pre-ejaculatory fluid. Even if a small amount of pre-ejaculatory fluid had been present, the probability of it containing enough motile sperm to cause pregnancy is very low.

Most importantly, your partner took Unwanted-72 (Levonorgestrel, an emergency contraceptive pill) within seven hours of the incident. This is well within the most effective time window, and when taken this early, it reduces the risk of pregnancy by more than 95 percent. The mild headache she experienced is a common and temporary side effect of emergency contraception, and the fact that it resolved by the third day is reassuring.

Overall, this situation does not suggest a meaningful risk of pregnancy. For reassurance, a urine pregnancy test can be done fourteen days after the encounter or earlier if her next menstrual period is delayed by more than five to seven days. Until then, feeling anxious is understandable, but from a medical perspective, this scenario is considered very low risk.

I hope you are satisfied with my answer. For further queries, you can consult me at iCliniq.

Thank you.