Methods Of Combined Hormonal Contraception: Oral Tablets, Patches And Vaginal Rings
What is a combined hormonal method of contraception?
Birth control pills, birth control patches, and vaginal rings are combined hormonal methods of contraception. The composition consists of two hormones: estrogen and progestin.
How does combined hormonal contraception work?
The combined hormonal contraceptive methods have a major contraceptive mechanism by inhibiting ovulation (the release of eggs from each ovary). In addition, a number of other accompanying changes also contribute to the contraceptive mechanism. Thickening the mucus in the cervix, preventing sperm from entering the uterus. Thinning endometrium, not conducive to the nesting of eggs after fertilization.
The effectiveness of combined hormonal contraceptive methods?
If this method is not completely accurate, about 9 out of 100 use cases (9%) get pregnant in the first year.
If correctly applied, less than 1 in 100 pregnancies occur in the first year
The benefits of combined hormonal contraception?
In addition to the contraceptive effect, some other benefits of combined hormonal contraception include:
Helping menstrual cycle more uniform and less menstrual.
May help relieve menstrual cramps.
Reduce the risk of uterine, ovarian and colorectal cancer.
May help reduce acne and hirsutism.
Can be used to treat some conditions that cause severe bleeding and dysmenorrhea such as uterine fibroids and endometriosis.
If used regularly, may reduce the frequency of migraine associated with menstrual period (but should not be used in migraines with warning symptoms).
In addition, it is used to treat heavy bleeding and menstrual cramps.
What are some of the risks when using combined hormonal contraception?
Most hormonal methods of contraception work safely with most women
This risk is higher in some subjects such as women over 35 who smoke more than 15 cigarettes a day, or women who have many high risk factors for cardiovascular disease such as hypercholesterolemia, hypertension, diabetes mellitus; history of stroke, myocardial infarction, deep vein thrombosis; or a history of migraines with warning symptoms.
Hormonal methods of contraception should not be used during the first 3 weeks after birth because of the increased risk of deep vein thrombosis in the first weeks after birth. If the patient already has risk factors for deep vein thrombosis, these methods of contraception should be postponed after 4-6 weeks postpartum.
The risk of deep vein thrombosis may be slightly increased in some women using birth control pills that contain progestin (drospirenone) and women who use contraceptive patches. However, this risk is higher during pregnancy and the first few weeks after birth compared to using drospirenone or birth control patches.
Can combined hormonal contraception be used while breastfeeding?
In the case of breastfeeding, estrogen may affect the secretion of milk. Recommendations suggest starting this method of contraception at the fifth week after birth, when breastfeeding is stable.
Use combined hormonal contraceptive pills?
In the United States, birth control pills are used as prescribed by a doctor.
Types of combined hormonal contraceptive pills and how to use them?
21-day pill - Take one pill daily at a fixed time. Use 21 days, rest 7 days before starting new blisters. Menstruation will occur during the week without medication.
28-day pill - Take one pill daily at a fixed time, using for 28 days. Depending on the drug, there will be the first 21 or 24 pills containing estrogen and progestin, the remaining pills may contain only estrogen; or supplement with some substances such as iron, but not containing hormones; or pills that contain no hormones and supplements. Menstruation will occur during the days when the pill is not containing hormones.
90-day tablet - Take one pill at a time at a fixed time, using for 84 days. Depending on the medication, the last 7 pills contain no hormones or only estrogen.
With these 2 types, menstruation will occur in the last 7 days of every 3 months.
365-day pill - Take one pill daily at a fixed time of the year. During the period of medication, menstruation will be at least not even menstruating.
Side effects when using combined hormonal contraceptive pills?
Some possible side effects include:
Bleeding between cycles
Mid-cycle bleeding is usually a temporary side effect regulated by the body with changes in hormone levels. May last a few months with continuous use of birth control pills.
A vaginal IUD is a flexible plastic ring that is placed deep inside the vagina. The ring releases estrogen and progestin, which are absorbed into the body through the vaginal wall.
How to use the vaginal ring?
Fold and insert into the vagina and hold for 21 days.
Then remove the ring and wait 7 days before placing a new ring. Stupid. . Dịch vụ: Thiết kế website, quảng cáo google, đăng ký website bộ công thương uy tín
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