Hormonal contraceptives, and birth control methods, are used by many to prevent pregnancy. Though its consumption is widely considered safe and reliable, a recent study has revealed that hormonal contraceptives are related to a higher risk of stroke and heart attack.
The researchers at the University of Copenhagen urged clinicians to consider potential risks before prescribing them.
What are hormonal contraceptives?
Hormonal contraceptives used for birth control contain estrogen and progesterone, which help stop ovulation and prevent pregnancy.
What are the types of contraceptives?
1. Pills: The most common type of contraceptives are pills. They are taken daily for 21 days followed by breaks in between.
2. Contraceptive patches
3. Vaginal rings
4. Implants
5. Intrauterine devices
6. Injections
The latest study, which analysed over 20 lakh women in Denmark for over 10 years, found that they were associated with double the risk of ischaemic stroke and heart attack.
Earlier, studies have found an increased risk of cardiovascular events due to using hormonal contraceptives but findings were inconsistent.
The study also revealed that non-oral contraceptives, such as vaginal rings and patches, had higher risks.
The vaginal ring increased ischaemic stroke risk 2.4-fold and heart attack risk 3.8-fold, while the patch increased ischaemic stroke risk 3.4-fold, the team said.
Risks of taking birth control pills
According to the Cleveland Clinic, there is a small percentage of people who take a combination of estrogen-containing birth control pills that is associated with few health risks.
1. Deep vein thrombosis
2. Pulmonary embolism
3. High blood pressure
4. Heart attack
5. Stroke