Skip to Content
Get expert answers to vaginal health questions. Go >

Ganirelix

Generic Name: ganirelix (GA-ni-REL-ix)
Brand Name: Generic only. No brands available.

Ganirelix is used for:

Treating infertility.

Ganirelix is a gonadotropin-releasing hormone antagonist. It works by delaying early luteinizing hormone (reproductive hormone) elevations, which helps to control ovulation in women undergoing fertility treatment.

Do NOT use ganirelix if:

  • you are allergic to any ingredient in ganirelix, gonadotropin-releasing hormone, or any gonadotropin-releasing hormone analog
  • if you are pregnant or think you may be pregnant

Contact your doctor or health care provider right away if any of these apply to you.

Before using ganirelix:

Some medical conditions may interact with ganirelix. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

  • if you are pregnant, planning to become pregnant, or are breast-feeding
  • if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
  • if you have allergies to medicines, foods, or other substances, including rubber latex

Some MEDICINES MAY INTERACT with ganirelix. However, no specific interactions with ganirelix are known at this time.

Ask your health care provider if ganirelix may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

How to use ganirelix:

Use ganirelix as directed by your doctor. Check the label on the medicine for exact dosing instructions.

  • Ganirelix is usually given as an injection at your doctor's office, hospital, or clinic. If you will be using ganirelix at home, a health care provider will teach you how to use it. Be sure you understand how to use ganirelix. Follow the procedures you are taught when you use a dose. Contact your health care provider if you have any questions.
  • Before using ganirelix, wash your hands thoroughly with soap and water.
  • Do not use ganirelix if it contains particles, is cloudy or discolored, or if the vial is cracked or damaged.
  • Use the proper technique taught to you by your doctor. Inject deep under the skin, NOT into muscle.
  • Keep this product, as well as syringes and needles, out of the reach of children and pets. Do not reuse needles, syringes, or other materials. Ask your health care provider how to dispose of these materials after use. Follow all local rules for disposal.
  • If you miss a dose of ganirelix and you are taking 1 dose daily, take the missed dose if you remember the same day. If you do not remember until the next day, contact your doctor.

Ask your health care provider any questions you may have about how to use ganirelix.

Important safety information:

  • Pregnancy must be ruled out before beginning therapy with ganirelix. Do not take ganirelix if you are pregnant or suspect that you are pregnant.
  • Ovarian hyperstimulation syndrome (OHSS) is a possibly life-threatening side effect that may be caused by use of ganirelix. Contact your doctor immediately if you experience stomach pain, bloating, or swelling; nausea, vomiting, or diarrhea; decreased urination or dark urine; shortness of breath; or sudden weight gain.
  • Lab tests, including white blood cell counts or hormone levels, may be performed while you use ganirelix. These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
  • PREGNANCY and BREAST-FEEDING: Do not use ganirelix if you are pregnant. If you think you may be pregnant, contact your doctor right away. It is not known if this medicine is found in breast milk. Do not breast-feed while taking ganirelix.

Possible side effects of ganirelix:

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Headache; mild vaginal bleeding.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); dark urine; decreased urination; diarrhea; nausea; shortness of breath; stomach pain, bloating, or swelling; sudden weight gain; vomiting.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

If OVERDOSE is suspected:

Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately.

Proper storage of ganirelix:

Store ganirelix at 77 degrees F (25 degrees C). Brief storage at temperatures between 59 and 86 degrees F (15 and 30 degrees C) is permitted. Store away from heat, moisture, and light. Do not store in the bathroom. Keep ganirelix out of the reach of children and away from pets.

General information:

  • If you have any questions about ganirelix, please talk with your doctor, pharmacist, or other health care provider.
  • Ganirelix is to be used only by the patient for whom it is prescribed. Do not share it with other people.
  • If your symptoms do not improve or if they become worse, check with your doctor.
  • Check with your pharmacist about how to dispose of unused medicine.

This information should not be used to decide whether or not to take ganirelix or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. 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 ganirelix. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to ganirelix. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using ganirelix.

Review Date: November 3, 2016

Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. 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 your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.

Hide