Understanding Nexplanon: A Comprehensive Guide to Birth Control Implants

Alan Lucks | MD

Medically reviewed by Alan Lucks | MD, Alan Lucks MDPC Private Practice - New York on January 23rd, 2026.

Key Takeaways

  • 99% effective contraceptive method with three-year protection

  • Tiny matchstick-sized implant inserted subdermally in the arm

  • Hormone-based birth control without daily management

  • Safe for most women, including breastfeeding mothers

Contraception has evolved dramatically in recent years, offering women more choices and flexibility in managing their reproductive health. Nexplanon represents a cutting-edge approach to birth control, providing a long-term solution for those seeking reliable pregnancy prevention. With its innovative design and proven effectiveness, this small implant has transformed how many women approach contraception.

How Nexplanon Works

Nexplanon is a sophisticated contraceptive device that delivers continuous hormone protection. Measuring just 4 centimeters long and 2 millimeters wide, the implant releases etonogestrel, a synthetic progestin hormone that prevents pregnancy through multiple mechanisms. Control during pregnancy is an important consideration, and Nexplanon offers a reliable solution for women seeking effective birth control.

The implant works by suppressing ovulation, thickening cervical mucus, and creating an environment less hospitable to fertilization. By consistently releasing hormones, it provides a steady approach to contraception that doesn't require daily attention. Women interested in finding a reliable online gynecologist can discuss whether Nexplanon is right for their individual needs.

Insertion and Placement Process

Insertion of Nexplanon is a quick, minimally invasive procedure performed by a healthcare professional. The process typically takes just a few minutes and involves placing the implant just under the skin of the inner upper arm. Local anesthesia ensures minimal discomfort during the procedure. Most women can return to normal activities immediately, with only minor restrictions on heavy arm movements for a short period.

Potential Side Effects and Considerations

Like all hormonal contraceptives, Nexplanon can cause side effects that vary among users. Common experiences include:

  • Changes in menstrual bleeding patterns

  • Potential mood fluctuations

  • Occasional weight changes

  • Possible acne or skin changes

Women with irregular periods may find Nexplanon particularly challenging, as it can further alter menstrual patterns. It's crucial to discuss individual health history with a healthcare provider before choosing this method.

Effectiveness and Duration

Contraceptive Characteristic

Nexplanon Details

Effectiveness Rate

Over 99%

Duration of Protection

3 years

Hormone Type

Progestin-only

Reversibility

Immediate upon removal

Who Should Consider Nexplanon

Nexplanon is an excellent option for women seeking long-term, low-maintenance birth control. It's particularly suitable for those who cannot take birth control with estrogen or who struggle with daily contraceptive methods.

Frequently Asked Questions

How quickly does Nexplanon start working?

Depending on when it's inserted, protection can be immediate or may require additional contraception for 7 days.

Is the insertion painful?

The procedure involves local anesthesia and typically causes minimal discomfort.

Can I get pregnant after removal?

Fertility usually returns quickly, with most women able to conceive within weeks of removal.

What happens if the implant moves?

While rare, implant migration can occur and requires medical attention to locate and remove the device.

Does Nexplanon protect against STDs?

No, it only prevents pregnancy and does not protect against sexually transmitted infections.

The Bottom Line

Nexplanon offers a modern, convenient approach to birth control that empowers women with long-term, highly effective contraception. Care you can trust. See what Doctronic can do for you.

Related Articles