Ovulation in vitro fertilization usually refers to ovulation in vitro ejaculation, relatively speaking, the chances of fertilization of in vitro ejaculation is lower than the chances of in vivo ejaculation, but there is also the possibility of fertilization success. Although men ejaculate outside the body, but before ejaculation will also have the secretion of prostate fluid, prostate fluid will contain a small amount of sperm, if the sperm in the prostate fluid into the body of the woman, and ovulation is the stage of egg discharge, sperm and egg encounter may form fertilized eggs, there is a chance of successful conception. However, since the amount of sperm in the prostate fluid is less, the chances of successful conception are also less. In addition to this, the success of conception is related to many factors. If the woman’s fallopian tubes are blocked, if she does not ovulate during ovulation, or if the man’s sperm is abnormal, the chances of conception will be affected. If you are not planning to conceive, it is advisable to take contraceptive measures to avoid unwanted pregnancy.