Any time the word implantation is used this is referring to an already fertilized egg or a new human being. Page numbers are given. Combination oral contraceptives act by suppression of gonadotropins. Although the primary mechanism of this action is inhibition of ovulation, other alterations include changes in the cervical mucus, which increases the difficulty of sperm entry into the uterus, and changes in the endometrium which reduce the likelihood of implantation. These data suggest that the morphological changes observed in the endometrium of OC users have functional significance and provide evidence that reduced endometrial receptivity does indeed contribute to the contraceptive efficacy of Ocs.
Progestins produce an endometrium that is unfavorable to blastocyst implantation .
The production of glycogen by the endometrial glands is diminished by the ingestion of oral contraceptives, which impairs the survival of the blastocyst in the uterine cavity . Doctors and medical professionals aren t stupid and in general they don t want to mislead you. They in most cases probably don t even know about this third mechanism of the pill although it has clearly been well documented. For more information about the percentage of times when the pill acts in its abortive method use the navigation bar of the left. While with us Josh was a friend, a brother, and a fellow soldier for the rights of the unborn.