Etonogestrel

Adult Medication

Brand Names: US

Implanon [DSC]; Nexplanon

What is this drug used for?

  • It is used to prevent pregnancy.

What do I need to tell my doctor BEFORE I take this drug?

  • If you have an allergy to etonogestrel or any other part of this drug.
  • If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
  • If you have blood clots or have had blood clots in the past.
  • If you have liver tumors.
  • If you have liver disease.
  • If you have unexplained vaginal bleeding.
  • If you have ever had breast cancer or another cancer where hormones make it grow.
  • If you have given birth within the last 21 days.
  • If you are pregnant or may be pregnant. Do not take this drug if you are pregnant.
  • If you have not started your period.
This is not a list of all drugs or health problems that interact with this drug.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this drug with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take this drug?

  • Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
  • After this drug has been put in, use a non-hormone type of birth control like condoms until the placement of this drug has been checked. Talk with your doctor.
  • If you feel that the implant has been broken or bent while in your arm, talk with the doctor.
  • If you get pregnant while taking this drug, the chance of pregnancy outside of the uterus (ectopic pregnancy) may be raised. Talk with your doctor.
  • Blood clots have happened with this drug. Sometimes, these blood clots have been deadly. Talk with the doctor.
  • Talk with your doctor if you will need to be still for long periods of time like long trips, bedrest after surgery, or illness. Not moving for long periods may raise your chance of blood clots.
  • A cyst on the ovary may rarely happen.
  • If you have high blood sugar (diabetes), talk with your doctor. This drug may raise blood sugar.
  • Check your blood sugar as you have been told by your doctor.
  • If you have high blood pressure, you will need to have your blood pressure checked as you have been told by your doctor.
  • Follow up with the doctor as you have been told.
  • This drug may affect certain lab tests. Tell all of your health care providers and lab workers that you take this drug.
  • Certain drugs, herbal products, or health problems could cause this drug to not work as well. Be sure your doctor knows about all of your drugs and health problems.
  • This drug does not stop the spread of diseases like HIV or hepatitis that are passed through blood or having sex. Do not have any kind of sex without using a latex or polyurethane condom. Do not share needles or other things like toothbrushes or razors. Talk with your doctor.
  • If this drug is removed and you do not want to get pregnant, use birth control right after it is removed. Pregnancy has happened shortly after this drug was removed. Talk with the doctor.
  • A pregnancy test will be done to show that you are NOT pregnant before starting this drug. If you get pregnant while taking this drug, call your doctor right away.
  • Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
  • Signs of high blood sugar like confusion, feeling sleepy, more thirst, more hungry, passing urine more often, flushing, fast breathing, or breath that smells like fruit.
  • Weakness on 1 side of the body, trouble speaking or thinking, change in balance, drooping on one side of the face, or blurred eyesight.
  • Chest pain or pressure.
  • Shortness of breath, a big weight gain, swelling in the arms or legs.
  • Coughing up blood.
  • Swelling, warmth, numbness, change of color, or pain in a leg or arm.
  • Low mood (depression).
  • Mood changes.
  • Very bad headache.
  • Very bad belly pain.
  • Change in eyesight, eye pain, or very bad eye irritation.
  • A lump in the breast or breast soreness.
  • Change in how contact lenses feel in the eyes.
  • Flu-like signs.
  • Vaginal bleeding that is not normal.

What are some other side effects of this drug?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
  • Weight gain.
  • Headache.
  • Pimples (acne).
  • Vaginal irritation.
  • Period (menstrual) changes. These include lots of bleeding, spotting, or bleeding between cycles.
  • Irritation where rod was placed.
  • Belly pain.
  • Throat irritation.
  • Dizziness.
  • Back pain.
  • Upset stomach.
  • Feeling nervous and excitable.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to your national health agency.

How is this drug best taken?

Use this drug as ordered by your doctor. Read all information given to you. Follow all instructions closely.
  • A rod is placed under the skin in the upper arm. This is a minor surgery. The rod must be changed every 3 years.
  • Follow what your doctor has told you to do.

What do I do if I miss a dose?

  • Call your doctor to find out what to do.

How do I store and/or throw out this drug?

  • If you need to store this drug at home, talk with your doctor, nurse, or pharmacist about how to store it.

General drug facts

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else’s drugs.
  • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
  • Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Check with your pharmacist about how to throw out unused drugs.
  • Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

Consumer Information Use and Disclaimer

This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using this medicine.

Last Reviewed Date

2015-11-06

Copyright

© 2016 Wolters Kluwer Clinical Drug Information, Inc. and its affiliates and/or licensors. All rights reserved.