IUDs Offer Protection Against Cervical Cancer

Dr. Jolene BrightenPublished: Last Reviewed: Wellbeing

New research has shown that IUDs offer protection against cervical cancer.

IUDs Offer Protection Against Cervical Cancer

Intrauterine devices or IUDs are a form of birth control that may be beneficial in reducing cervical cancer by 45 percent when compared to women who have never used one, a large literature review has found.

The review, published in the Lancet Oncology, explains that the benefits can be detected within the first year and effects may remain for up to 10 years.

Women utilizing IUDs were equally as likely to be infected with human pappilomavirus (HPV), the most common cause of cervical cancer, as those women without the contraceptive. HPV is also the most common sexually transmitted infection. You can read more about HPV here. 

How Can IUDs Offer Protection Against Cervical Cancer?

One possible explanation for the decrease in cervical cancer is immune cell stimulation. It is thought that these cells may be stimulated by the IUD to become active against HPV and prevent the virus from causing cancer to the cervix.

HPV is still one of the greatest risk factors for developing cervical cancer. IUDs do not protect against HPV infection. Women should speak with their health care practitioner about regular screening exams for both HPV and cervical cancer.

IUD Side Effects

It's important to note that IUDs are not without their own side effects. You can read about IUD side effects here. It is important to discuss with your doctor your individual risk factors to decide if an IUD is right for you.

About The Author

Dr. Jolene Brighten

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Dr. Jolene Brighten is a board-certified naturopathic endocrinologist, a Fellow of the American Board of Naturopathic Endocrinology (FABNE), a Menopause Society Certified Practitioner (MSCP), a nutrition scientist, and a certified sex counselor through the Sexual Health Alliance. As a licensed physician maintaining an active DEA license and full prescriptive authority, her educational frameworks align with leading global standards, including ESHRE and The Menopause Society. She serves as a faculty member for the American Academy of Anti-Aging Medicine (A4M), acts as the Lead Researcher for the Brighten Essentials Research Division, and is currently directing ongoing scientific research initiatives to advance clinical care standards for women navigating complex endocrinology, neurodivergence, and tissue-specific hormone sensitivities.