It is very important that your doctor check your progress at regular visits to make sure this medicine is working properly and does not cause unwanted effects.
Tell your doctor if you have recently given birth. You may start using this medicine 4 weeks after giving birth.
Etonogestrel implant will not protect you against HIV/AIDS, herpes, or other sexually transmitted diseases. Tell your doctor if you or your partner begins to have sexual intercourse with other people, or you or your partner tests positive for a sexually transmitted disease. Talk with your doctor if you have any concerns.
Tell your doctor if you had an allergic reaction to numbing medicines (anesthetics) or skin cleansers (antiseptics). These medicines will be used when etonogestrel implant is inserted into your arm.
This medicine may cause several problems related to insertion and removal, such as pain, irritation, swelling, bruising, scarring, or other complications. Talk to your doctor about these possible risks.
You could have less bleeding or may even stop having periods while using this medicine. Call your doctor if you have a change from your regular bleeding pattern after you have had your implants for awhile, such as more bleeding or if you miss a period (and if you were having periods even with your implants).
Call your doctor right away if you think you have become pregnant while you are using this medicine. You may have a higher risk of an ectopic pregnancy (occurs outside the womb) if you get pregnant while your implants are in place. This can be a serious and life-threatening condition. It can also cause problems that may make it harder for you to become pregnant in the future.
Using this medicine may increase your risk of blood clots in the legs (deep vein thrombosis), lungs (pulmonary embolism), brain (stroke), heart (heart attack), or eyes (blindness). Make sure your doctor knows at least 4 weeks before if you are going to have surgery or will need to be on bed rest. There is a higher risk of having these serious medical problems during surgery or bed rest or if you smoke regularly.
This medicine may also increase your risk of having ovarian cysts, breast cancer, gallbladder problems, or liver tumors. Talk to your doctor if you have any concerns.
Check with your doctor right away if you have pain or tenderness in the upper stomach, pale stools, dark urine, loss of appetite, nausea, vomiting, or yellow eyes or skin. These could be symptoms of a serious liver problem.
This medicine may increase your weight. Your doctor may need to check your weight on a regular basis while you are using this medicine. Talk to your doctor about ways to prevent weight gain.
Your blood pressure might get too high while you are using this medicine. This may cause headaches, dizziness, or blurred vision. You might need to measure your blood pressure at home. If you think your blood pressure is too high, call your doctor right away.
This medicine may affect blood sugar levels. If you notice a change in the results of your blood or urine sugar tests, or if you have any questions, check with your doctor.
This medicine may also increase the amount of cholesterol and fats in your blood. If this condition occurs, your doctor may give you some medicines that can lower the amount of cholesterol and fats in the blood.
If you wear contact lenses and you have blurred vision, difficulty in reading, or any other change in vision while using this medicine, check with your doctor right away. Your doctor may want your eyes be checked by an eye doctor (ophthalmologist).
Before you have any medical tests, tell the medical doctor in charge that you are using etonogestrel implant. The results of some tests may be affected by this medicine.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal (St. John's wort) or vitamin supplements.