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Key points
Key points- A vasectomy is a permanent form of male contraception that blocks or cuts the vas deferens.
- In general, it does not change sexual desire, erection, ejaculation, or testosterone production.
- It usually takes 20 to 30 minutes, is done under local anesthesia, and patients can go home the same day.
- It does not protect against sexually transmitted infections, so condom use is still important.
- Until a semen analysis confirms there is no sperm, using another contraceptive method is recommended.
A vasectomy is a highly effective form of male contraception. However, many men still have questions about the procedure, which leads some of them to postpone or rule out this option because of misinformation.
Here we answer the most common questions: how it works, what to expect from the procedure, and what you should know before making a decision.
Frequently asked questions about vasectomy
What is a vasectomy?
It is a medical procedure used as a permanent method of male contraception. It involves blocking or cutting the vas deferens, the tubes that carry sperm from the testicles. Afterward, semen continues to be produced normally, but once the result is confirmed it no longer contains sperm capable of fertilizing an egg.
Does a vasectomy affect your sex life?
In general, no. In most cases, a vasectomy does not change sexual desire, the ability to have an erection, ejaculation, or sensation during intercourse. Male hormones, including testosterone, continue to be produced normally.
How long does the procedure take?
It typically takes 20 to 30 minutes, is performed under local anesthesia, and the patient can go home the same day. Many men can return to their normal activities within a few days, following medical instructions.
Is a vasectomy reversible?
In some cases a reversal is possible, but it is important to understand that fertility is not always restored. Reversal is a more complex procedure and depends on several factors, such as the time that has passed since the vasectomy.
Does a vasectomy protect against sexually transmitted infections?
No. A vasectomy works only as a contraceptive method and does not protect against sexually transmitted infections (STIs). For this reason, condom use is still important to prevent infections.
Is follow-up necessary after the procedure?
Yes. Your doctor may request a semen analysis several weeks after the procedure to confirm that no sperm are present, because sperm may remain in the ducts for an initial period. Until the result is confirmed, using another contraceptive method is recommended.
Who should consider a vasectomy?
This decision should always be made after a medical consultation and personal reflection. It may be a suitable option for men who:
Already have children
Already have children and do not want more.
No plans for children
Are sure they do not want children in the future.
Permanent method
Want a permanent contraceptive method.
Shared responsibility
Want to share contraceptive responsibility with their partner.
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