Implanon- Side Effects

Common Side Effects
Irregular bleeding is the most common side effect, especially in the first 6–12 months of use.

• For most women, periods become fewer and lighter. After one year, 1 out of 3 women who use Implanon will stop having periods completely.
• Some women have longer, heavier periods.
• Some women have increased spotting and light bleeding between periods.

These side effects are completely normal.

Less common side effects of Implanon include

• change in sex drive
• discoloring or scarring of the skin over the implant
• headache
• nausea
• pain at the insertion site
• sore breasts

Serious Side Effects

Serious problems usually have warning signs. Tell your health care provider immediately if

• You have bleeding, pus, or increasing redness, or pain at insertion site.
• You have a new lump in your breast.
• You have no period after having a period every month.
• You have unusually heavy or prolonged bleeding from your vagina.
• The implant comes out or you have concerns about its location