Switching from Birth Control Pills to NuvaRing: What to Expect

Switching from 21 oral contraceptive pills to the NuvaRing vaginal contraceptive ring?

I have been taking 21-day oral contraceptives continuously for a year and a half.
A year ago, I switched from Diane to YAZ, and after finishing a pack, my period would come three days later.
In April, I had two pills left when my period started, and I finished the pack before stopping for a month.
After a month, my period came again, and I resumed taking the pills.
Once again, I had two pills left when my period started, and I finished the pack without stopping, then switched back to Diane.
However, I experienced light bleeding daily until I finished the pills a few days ago.
I went for an examination, and the doctor said my endometrial lining was thin at 0.3 mm and recommended that I finish the pills and then stop.
I asked about switching to the Mirena IUD, and the doctor said it was possible, but the hospital does not provide it.
I finished the pills on July 7 (still experiencing light bleeding), and my period started normally on July 10.

Will switching to the Mirena IUD cause my endometrial lining to become thinner? Since my period started on July 10, should I insert the IUD on days 3-5, or is it better to wait until next month? Will the Mirena IUD cause any bleeding symptoms?

Wei, 20~29 year old female. Ask Date: 2020/07/10

Dr. Wu Xianghui reply Obstetrics and Gynecology

You can search for the "Wuyou" medication information online.
The following refers to "Side Effects," which are similar to those of contraceptive pills, including nausea, vomiting, breast tenderness, and weight gain.
However, compared to standard doses of contraceptive pills, Wuyou is absorbed through the vaginal mucosa, resulting in a relatively lower hormone concentration in the bloodstream, and thus, the side effects are milder.
Generally, side effects should subside after a 1-3 month adjustment period.
Additionally, a small number of women may experience increased vaginal discharge, but maintaining cleanliness should not increase the risk of infection.

Individuals with a history of thrombosis.
Patients with severe liver disease or liver tumors.
Those with localized neurological symptoms such as migraines.
Diabetic patients with vascular complications.
Unexplained vaginal bleeding.

Reply Date: 2020/07/10

More Info

Switching from birth control pills to a NuvaRing can be a significant change in your contraceptive method, and it's important to understand what to expect during this transition. Based on your history of using birth control pills, including the experience of breakthrough bleeding and the advice from your doctor regarding the thinning of the uterine lining, here are some insights and considerations.

Understanding the Transition
1. Hormonal Differences: Birth control pills and the NuvaRing both contain hormones that prevent ovulation, but they do so in slightly different ways. The NuvaRing releases hormones locally and may have a different absorption rate compared to oral contraceptives. This can lead to variations in how your body responds, including potential changes in bleeding patterns.

2. Breakthrough Bleeding: It’s not uncommon to experience breakthrough bleeding when switching contraceptive methods. This can happen as your body adjusts to the new hormone delivery system. In your case, since you experienced breakthrough bleeding while on the pills, it’s possible that you may continue to see some irregularities initially after switching to the NuvaRing.

3. Uterine Lining: You mentioned that your doctor noted a thinning of the uterine lining (0.3 cm). The NuvaRing can also affect the uterine lining, but it typically maintains a more stable hormonal environment than some oral contraceptives. This means that while the NuvaRing may help regulate your cycle and potentially improve the thickness of the uterine lining over time, individual responses can vary.

Recommendations for Use
1. Timing of Insertion: It is generally recommended to insert the NuvaRing during the first five days of your menstrual cycle to ensure immediate contraceptive protection. Since your period started on July 10, you could insert the ring on July 10 or any day thereafter, but if you want to ensure immediate effectiveness, doing it within the first five days is ideal.

2. Monitoring Symptoms: After switching to the NuvaRing, monitor your body’s response closely. Some users may experience spotting or light bleeding, especially during the first month. If you notice heavy bleeding or any unusual symptoms, it’s important to consult your healthcare provider.

3. Consulting Your Doctor: Since you have a history of irregular bleeding and a thin uterine lining, it’s crucial to maintain open communication with your healthcare provider. They can offer personalized advice based on your health history and monitor any changes in your menstrual cycle or symptoms after switching to the NuvaRing.

4. Potential Side Effects: Like any hormonal contraceptive, the NuvaRing can have side effects, including nausea, headaches, mood changes, and changes in menstrual bleeding patterns. While some users report lighter periods, others may experience spotting or heavier bleeding initially.

5. Long-term Use: If you find that the NuvaRing works well for you, it can be a convenient option as it only needs to be changed once a month. However, if you continue to experience significant issues with bleeding or other side effects, discuss alternative contraceptive methods with your doctor.

Conclusion
Switching from birth control pills to the NuvaRing can lead to a period of adjustment, and it’s essential to be aware of how your body may respond. Keep track of any changes in your menstrual cycle and communicate with your healthcare provider to ensure that you are using the most suitable contraceptive method for your needs. Remember that while the NuvaRing can help manage your menstrual cycle and provide effective contraception, individual experiences may vary, and ongoing monitoring is key to your reproductive health.

Similar Q&A

Switching from Birth Control Pills to Menstrual Induction: What to Know

I'm sorry, doctor, did you say I should finish the menstrual induction medication first? If I take a five-day supply, should I skip the remaining birth control pills? Will switching from taking the regular birth control pills to taking the menstrual induction medication affe...

Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, since you have already taken the menstrual induction medication, there is no need to take the contraceptive pill beforehand. Wishing you good health.

Switching Birth Control: From Etonogestrel to Levonorgestrel

Hello, Doctor: I would like to ask if it's okay for me to finish the entire box of Etonogestrel before switching to the Aviane contraceptive pill, as I am experiencing discomfort, including headaches, heavy bleeding, abdominal pain, and nausea.

Dr. Chen Zhiyu reply Obstetrics and Gynecology
Hello! It is advisable to consult with a gynecologist for an evaluation before starting or stopping contraceptive pills. Thank you!

Switching Birth Control Pills: Effects on Efficacy and Health Risks

Hello Doctor: I would like to ask, if I change the type of oral contraceptive on my own (from Mercilon to Nordiol), will this still reduce the effectiveness of the medication even if I take it on time? Or could it have any adverse effects on my body?

Dr. Lin Manying reply Obstetrics and Gynecology
1. If the switched contraceptive pill is also a biphasic type (meaning each pill has the same dosage), it will not reduce the effectiveness. 2. If the dosage is different due to the switch, it may cause endometrial instability, potentially leading to spotting, or if the new dosag...

Switching to Birth Control Pills: A Guide for Women with PCOS

Hello Doctor, I have polycystic ovary syndrome and have previously taken contraceptive pills (Kylian, Yaz) as well as estrogen and progesterone to induce menstruation. Currently, I have been taking Sivilan film-coated tablets for two months. Since Sivilan does not have contracept...

Dr. Huang Jianzhong reply Obstetrics and Gynecology
I have polycystic ovary syndrome and have previously taken contraceptive pills (Kylian, Yaz) as well as estrogen and progesterone to induce menstruation. I am currently taking Sivilia tablets (for two months now). 1. Since Sivilia has no contraceptive effect, can I switch to ta...