The first method that can be used is Copper T. It’s effective and the device is implanted in the body of the female by a doctor and then removed when the couple wants to conceive. There are a lot of women who opt for this method to delay the chances of getting pregnant.
You can even try withdrawal method. It involves removing the manhood from the female before they ejaculate.
The success rate of withdrawal relies primarily on the man’s ability to know when he is going to ejaculate, and his self-control in being able to withdrawal. It can be as little as 73% effective at avoiding pregnancy or can be as much as 96% effective.