Effectiveness depends on the user: Risk of pregnancy is greatest when the man does not withdraw his penis from the vagina before he ejaculates with every act of sex. 

• One of the least effective methods, as commonly used. 
• As commonly used, about 20 pregnancies per 100 women whose partners use withdrawal over the first year. This means that 80 of every 100 women whose partners use withdrawal will not become pregnant. 
• When used correctly with every act of sex, about 4 pregnancies per 100 women whose partners use withdrawal over the first year. 

Return of fertility after use of withdrawal is stopped: No delay

Protection against sexually transmitted infections: None 

Side Effects, Health Benefits, and Health Risks

None