How long does ovulation take after ovulation stimulation?

Ovulation promotion needle hit, the vast majority of 24 to 48 hours later will show ovulation phenomenon, so it is recommended to make reasonable arrangements for sexual life after the needle, so as to improve the chances of pregnancy, because after the egg is discharged, about the survival time is only 24 hours, and sperm into the female body survival time is about two to three days, so it is recommended to give good arrangements. And after the ovulation promotion needle, also through B-ultrasound to further understand follicle growth and development, because not everyone will show ovulation, so it is very necessary to check, if the follicle diameter reached more than 25 mm still did not rupture, may be caused by follicle luteinization, it is recommended to find out the cause, and then give treatment.