Advantages
A vasectomy is very effective at preventing pregnancy – 99% are successful.
Once it’s done you don’t have to think about birth control ever again.
It doesn’t affect your ability to get erections, your sex drive or sexual pleasure.
It has a low risk of complications or side effects.
It can be a simpler and safer alternative to other contraceptive methods.
Disadvantages
It’s very difficult to reverse. You need to be fully aware of what it involves and completely sure that you do not want more, or any, children.
Your scrotum may become bruised, swollen or painful – some men get ongoing pain in their testicles.
As with any surgery, there’s a small risk of infection.
A vasectomy doesn’t protect against sexually transmitted infections, including HIV – onlycondomscan do this.