This medication is used by women having certain fertility treatments (controlled ovarian stimulation). Ganirelix is usually used in combination with other hormones (FSH and hCG). It works by blocking the release of a certain hormone (luteinizing hormone). Ganirelix stops eggs from being released too early and gives the eggs time to grow properly.
How to use Antagon Syringe
Learn all preparation and usage instructions from your health care professional and the product package.
Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid.
Before injecting each dose, clean the injection site with rubbing alcohol. Change the injection site each time to lessen injury under the skin.
Use this medication exactly as directed by your doctor to get the most benefit from it. Do not increase your dose or use this drug more often or for longer than prescribed.
Learn how to store and discard medical supplies safely.
Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects, such as: unusual vaginal bleeding.
This medication may cause a condition known as ovarian hyperstimulation syndrome (OHSS). This condition may occur during or after treatment. Rarely, serious OHSS causes fluid to suddenly build up in the stomach, chest, and heart area. Get medical help right away if you develop the following side effects: severe pain or swelling in the lower abdominal (pelvic) area, severe nausea/vomiting, sudden/rapid weight gain, or decreased urination.
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, such as: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Before using ganirelix, tell your doctor or pharmacist if you are allergic to it; or to other products containing gonadotropin releasing hormone (GnRH); or if you have any other allergies. This product may contain inactive ingredients (such as latex), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history.
Multiple births may occur as a result of this treatment. Consult your doctor for more details.
Stop using this medication when you become pregnant. This medication must not be used during pregnancy. If you think you may be pregnant, tell your doctor right away.
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (such as prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.
If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center.
If you miss a dose, ask your doctor or pharmacist right away for a new dosing schedule. Do not double the dose to catch up.
Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.
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CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.