Jaydess vs Kyleena – Comparing Contraceptives

Contraception is widely used by women in the United States, with about 65% of women aged 15–49 using some form of birth control, according to recent surveys. Popular options include birth control pills, IUDs, and implants. Among these, long-acting reversible contraceptives (LARCs) like IUDs have become especially common for women aged 20–39 due to their convenience and effectiveness.

Two well-known hormonal IUDs are Jaydess and Kyleena. Both use levonorgestrel, a hormone similar to progesterone. Jaydess is designed to last up to 3 years with a lower hormone dose. In comparison, Kyleena protects for five years and offers a middle-ground option between shorter and longer-lasting IUDs like Mirena.

In this article, we’ll compare Jaydess and Kyleena, examining their effectiveness and exploring real user experiences to help you choose the right option for your needs.

Key Takeaways

• Jaydess and Kyleena are both hormonal IUDs that offer long-acting reversible contraception with different durations and hormone doses.
• Jaydess is designed to last up to 3 years with a lower hormone dose, while Kyleena provides protection for five years with a slightly higher hormone dosage.
• Jaydess may be more suitable for those sensitive to hormonal changes or prefer a shorter commitment, while Kyleena may offer more reliable contraception due to its slightly higher hormone dose.
• Both Jaydess and Kyleena are highly effective in preventing pregnancy, with Jaydess being more than 99% effective over three years and Kyleena having an efficacy rate of over 99% per year and 98.6% over five years.

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Introduction to Jaydess and Kyleena

When it comes to choosing a long-acting reversible contraceptive (LARC), intrauterine devices (IUDs) like Jaydess and Kyleena are often at the top of the list. Here’s a closer look at them:

• Jaydess: It is a hormonal intrauterine system (IUS) designed primarily for women who have not yet given birth or are looking for a smaller, lower-dose IUD option. It was specifically designed with a shorter duration of action, making it appealing to those who may not want a long-term commitment.
• Kyleena: It is a levonorgestrel-releasing IUD that is slightly larger and has a higher hormone dosage than Jaydess. It provides longer-lasting contraception, remaining effective for up to five years. Kyleena is also well-suited for many women, including those who have and haven’t had children.

Composition and Mechanism of Action

Understanding the composition and how these IUDs work is essential when comparing them for contraceptive use.

• Jaydess: This IUD contains 13.5 mg of levonorgestrel, a progestin hormone, embedded within a small T-shaped plastic frame. The hormone is gradually released at a low dose into the uterus over three years. It thickens the cervical mucus, preventing sperm from entering the uterus. It may also inhibit ovulation in some users, adding an extra layer of protection.
• Kyleena: This device has 19.5 mg of levonorgestrel, making it more potent than Jaydess. Like Jaydess, the hormone is released over time but at a slightly higher rate, ensuring effectiveness for up to five years. It functions the same as Jaydess, but its higher hormone dosage also increases the likelihood of inhibiting ovulation in some users, offering additional contraceptive security.

Clinical Efficacy

Jaydess is a highly effective contraceptive method, with a Pearl Index of 0.41 at one year and 0.33 at three years. This indicates a failure rate of approximately 0.4% in one year and 0.9% in three years. This means Jaydess is more than 99% effective in preventing pregnancy over three years.

Kyleena is also a highly effective intrauterine device (IUD), with an efficacy rate of over 99% per year and 98.6% over five years. This translates to fewer than one pregnancy per 100 women in a year and fewer than two pregnancies per 100 women over five years.

Clinical studies have shown that both Jaydess and Kyleena are highly effective in preventing pregnancy. Jaydess, with its smaller hormone dose, is effective for up to three years, while Kyleena, with a slightly higher hormone dose, is effective for up to five years. Both IUDs have similar frame sizes, making them suitable for nulliparous women.

In comparative studies, both devices demonstrated high efficacy and tolerability, with minor differences in hormone release rates and duration of effectiveness.

Benefits and Drawbacks

Both Jaydess and Kyleena offer effective, low-maintenance contraception, but they come with unique advantages and potential downsides.

Jaydess provides a lower hormone dose, making it suitable for those sensitive to hormonal changes. Its smaller size and shorter three-year lifespan make it comfortable and ideal for younger women or those who prefer a shorter commitment. However, its limited duration means it requires more frequent replacement, and side effects like irregular bleeding and cramping are still possible.

On the other hand, Kyleena offers longer-lasting protection (up to five years) with a slightly higher hormone dose, which can better suppress ovulation and increase contraceptive reliability. However, the increased hormone dose may lead to more noticeable side effects like acne or mood swings, and its larger size can cause discomfort during insertion for some users.

Factors to Consider

Several factors can influence the decision to choose between Jaydess and Kyleena, including hormone dosage, duration, side effects, and cost.

• Hormone Dosage: Jaydess delivers a lower dose of levonorgestrel (13.5 mg), which benefits those sensitive to hormones or experiencing adverse effects with higher doses. Kyleena’s 19.5 mg dosage provides a slightly stronger hormonal effect, which may offer more thorough contraceptive protection but can also increase the likelihood of side effects.
• Duration of Effectiveness: Jaydess offers contraception for up to three years. This shorter duration is ideal for those who might want to change contraceptive methods more frequently or are planning pregnancy sooner. Kyleena provides long-lasting protection for five years, making it a convenient option for those wanting minimal upkeep.
• Common Side Effects: Both treatments share similar side effects, like irregular bleeding, cramping, and occasional spotting. Some users may also experience headaches or mood changes, although these are generally mild. There may also be a link between Jaydess and hair loss. However, Kyleena users may be more likely to experience acne, breast tenderness, or hormonal fluctuations due to its higher hormone dose.
• Cost: Costs can vary depending on location, insurance coverage, and healthcare provider. Generally, Kyleena tends to be slightly more expensive due to its longer duration and higher hormone content. However, both are cost-effective in the long run compared to other contraceptive methods.

Conclusion

Jaydess and Kyleena are good choices for birth control. They use hormones to prevent pregnancy. Jaydess works for up to three years, while Kyleena lasts five years. Both have pros and cons.

Picking the right one depends on what each person needs and prefers.

FAQs

1. How painful is the insertion process for Jaydess and Kyleena?

Insertion can be uncomfortable, but it varies from person to person. Jaydess’ smaller size may make it slightly less painful for some users.

2. Will either IUD affect my fertility after removal?

No, fertility typically returns quickly after either Jaydess or Kyleena is removed.

3. How effective are Jaydess and Kyleena compared to other contraceptives?

Both IUDs are over 99% effective, making them more reliable than many other forms of contraception like pills or condoms.

4. Are there any serious risks with using these IUDs?

Serious risks are rare but can include uterine perforation or pelvic inflammatory disease, particularly shortly after insertion. Discuss these with your healthcare provider for more information.

References

Daniels K, Abma J. Key findings.  Current Contraceptive Status Among Women Aged 15–49: 
United States, 2017–2019. 2020;(388). https://www.cdc.gov/nchs/data/databriefs/db388-H.pdf

Goldstuck N. D. (2017). Clarifying the role of the Jaydess(Skyla) LNG-IUS 13.5mg and Kyleena LNG-IUS 19.5mg as intrauterine contraceptive systems. Expert review of medical devices, 14(8), 593–599. https://doi.org/10.1080/17434440.2017.1350169