Birth Control Hormones (Patch, Pills, or Ring) for Endometriosis
Why are they used?
Birth control hormones relieve
endometriosis by stopping
ovulation and reducing the
endometrium's monthly cycle of growing, shedding, and
They also affect the endometriosis growths (implants), making
them shrink and bleed less. Birth control hormones can also be used to stop or
further slow endometriosis growths after endometriosis surgery.
You can get birth control hormones as a pill you take by mouth every day,
as a weekly hormone skin patch, or as a monthly vaginal ring.
Endometriosis symptoms vary, and some women have no symptoms.
Pain and infertility are the most common symptoms. In women who are able to conceive, symptoms may get better during pregnancy, but they may return after having the baby.
Here are other symptoms:
Irregular periods. In 15%-20% of cases there is premenstrual spotting.
Periods that are unusually heavy, especially if they produce large clots and last more than seven days.
Pain that gets worse during your period.
Birth control hormones are the first-choice treatment for controlling
endometriosis growth and pain. This is because birth control hormones are the
hormone therapy that is least likely to cause bad side effects. For this
reason, they can be used for years. Other hormone therapies can only be used
for several months to 2 years.
How well do they work?
Like all hormone therapies
and surgery, birth control hormones do not cure endometriosis. But they can
relieve endometriosis symptoms and are likely to slow the growth of
Birth control hormones improve endometriosis and menstrual pain
and bleeding for most women. They are most effective when used to relieve
minimal to mild symptoms.
Continuous use of birth control pills
is likely to give the most relief.1 About one-third
of women who take regular 28-day cycles have pain during the fourth,