Important Side Effects of Contraceptive Implants You Can’t Ignore

Contraceptive implants are one of the most effective and convenient methods of birth control. A tiny rod, inserted under the skin of your upper arm, releases hormones (usually progestin) that prevent pregnancy for up to 3–5 years.

While many women find them hassle-free and reliable, it’s important to understand that, like any medical method, they can come with side effects. Knowing what to expect helps you make informed choices and feel more in control of your body.

1. Irregular Menstrual Bleeding

One of the most common side effects is changes in your period. Some women experience spotting, others may have lighter, heavier, or no periods at all. This irregularity can be frustrating, especially if you’re used to a predictable cycle.

2. Headaches and Mood Changes

Hormonal shifts can affect your emotions. Some women report feeling more irritable, anxious, or emotionally sensitive. Headaches and even mild depression can occur in some cases, especially during the first few months.

3. Weight Fluctuations

Some women notice a slight increase in weight, although studies show it’s usually minimal. It’s not guaranteed, but your body may retain a bit more water or fat in response to the hormones.

4. Acne or Skin Changes

The hormones in the implant can affect your skin. For some, acne may worsen; for others, it actually improves. Everyone’s body reacts differently.

5. Breast Tenderness

Sore or swollen breasts are also reported, especially shortly after the implant is inserted.

6. Pain or Infection at the Insertion Site

Though rare, some women may experience swelling, bruising, or discomfort around the implant site. Infections are uncommon but should be checked immediately.

7. Ovarian Cysts

In some cases, small, harmless ovarian cysts may develop. They often go away on their own, but they can cause temporary discomfort.

Contraceptive implants are safe and over 99% effective. However, it’s important to talk openly with your doctor about your health, concerns, and whether the implant is right for you. Remember, it’s your body—you have every right to know what goes into it and how it may affect you.