Can a Second Ejaculation Contain Sperm? Fertility Risks

Is there sperm present during a second ejaculation?

If a boyfriend ejaculates for the first time through oral sex, and then experiences arousal and achieves an erection again 10 to 20 minutes later, will there still be sperm in the second ejaculation? Is there a possibility of causing pregnancy?

chuya, 20~29 year old female. Ask Date: 2002/04/23

Dr. Xu Wencang reply Urology

Hello Ms.
Chuya, there is indeed a possibility of pregnancy.
During the second ejaculation, there are still sperm present, although the count may be slightly lower.
Sperm can be stored in the epididymis, vas deferens, and seminal vesicles, so it is important to take proper precautions.

Reply Date: 2002/04/23

More Info

When it comes to male ejaculation and the potential for sperm presence in subsequent ejaculations, it is important to understand the physiology of sperm production and ejaculation. After a male ejaculates, there is a refractory period during which he may not be able to achieve another erection or ejaculation immediately. However, this period can vary significantly from person to person, and some men may be able to ejaculate again relatively quickly, especially if they are still sexually stimulated.

In your scenario, if your boyfriend ejaculated for the first time through oral sex and then, after a period of 10 to 20 minutes of stimulation, was able to achieve another erection and ejaculate again, it is indeed possible for the second ejaculation to contain sperm. The male reproductive system continuously produces sperm, and while the quantity and quality may vary between ejaculations, sperm can still be present in subsequent ejaculations shortly after the first.

The seminal fluid produced during ejaculation contains sperm cells, and while the first ejaculation may expel a larger quantity of sperm, the second ejaculation can still contain viable sperm. The concentration of sperm may be lower, but it is not zero. Therefore, there is a possibility of pregnancy if the second ejaculation occurs and sperm are present.

It is also worth noting that the risk of pregnancy is not solely dependent on the presence of sperm in the second ejaculation. Factors such as the timing of the female's ovulation cycle play a crucial role in determining the likelihood of conception. If the female partner is in her fertile window, which typically occurs around ovulation, the chances of becoming pregnant increase significantly if sperm are present.

In summary, yes, a second ejaculation can contain sperm, and there is a possibility of pregnancy if the conditions are right. If you are concerned about pregnancy or fertility, it may be beneficial to discuss contraceptive options or fertility awareness methods with a healthcare provider. Additionally, understanding the menstrual cycle and ovulation can help in planning for pregnancy or preventing it effectively.

Similar Q&A

Can You Get Pregnant After Multiple Ejaculations?

If ejaculation has already occurred three times, is there a concern about sperm quantity? After the third ejaculation, if one cleans the glans and then has intercourse, what is the likelihood of pregnancy?

Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the questioner: There is still a possibility of pregnancy even if ejaculation has not occurred during intercourse, as pre-ejaculatory fluid may contain sperm. It is recommended to check for pregnancy if your period is more than a week late. Thank you! Wishing you peace and...

Pregnancy Chances After Two Consecutive Unprotected Intercourse Sessions

After having sexual intercourse with my boyfriend twice in a row, we both cleaned ourselves thoroughly after the first time. During the second time, we had unprotected sex, and I felt a bit unable to hold back when he was about to ejaculate. I'm not sure if any semen entered...

Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, if engaging in sexual activity during the safe period, it is still recommended to take emergency contraception as a precaution. Wishing you good health.

Can You Get Pregnant from External Ejaculation? Understanding the Risks

Ejaculation outside the vagina, known as withdrawal or "pulling out," does not guarantee prevention of pregnancy. If there is a second sexual encounter after the first, there is a risk of pregnancy, especially if pre-ejaculate fluid (pre-cum) is present, as it can conta...

Dr. Zhang Kunmin reply Obstetrics and Gynecology
Hello, the questioner: There is a possibility of pregnancy even if ejaculation has not occurred, as pre-ejaculatory fluid may contain sperm. As long as there are active sperm in the vagina during the ovulation period, there is a chance of conception through any means. It is recom...

Can You Get Pregnant from Intercourse Without Protection?

If there was unprotected intercourse twice but with external ejaculation each time, what is the likelihood of pregnancy?

Dr. Huang Jianzhong reply Obstetrics and Gynecology
Having unprotected intercourse twice with external ejaculation, is the chance of pregnancy high? Answer: Unprotected intercourse with external ejaculation guarantees no leakage, so the chance of pregnancy is low.