If you tested positive for Lynch syndrome, but do not have a cancer diagnosis, or your doctor suspects that you have Lynch syndrome, the following cancer screening plan may be recommended.
It may delay ovulation but when you stop taking the progesterone, you would bleed and your ovulation would resume. Sometimes taking progesterone cyclically on cycle days 15-24 can help with symptoms that occur in the second half of the cycle.
How It Works. Progestin-only birth control methods, including pills (called mini-pills), implants, and shots, prevent the ovaries from releasing an egg (ovulation), thicken mucus at the cervix so sperm cannot enter the uterus, and in rare cases, prevent a fertilized egg from implanting in the uterus.