uses
What is cetrorelix used for?Cetrorelix is commonly used in fertility treatments. Specifically, it is used to delay your ovaries from releasing eggs too early (ovulation).Cetrorelix may also be used for other conditions as determined by your healthcare provider.How does cetrorelix work (mechanism of action)?Cetrorelix is a type of medicine called a gonadotropin-releasing hormone (GnRH) antagonist. It blocks a specific hormone, called luteinizing hormone (LH), from being produced. LH tells the body to ovulate, so when cetrorelix blocks LH, it prevents ovulation. This makes it possible for your healthcare provider to control when you ovulate for timing fertility treatments properly.How is cetrorelix supplied (dosage forms)?Brands and other namesCetrotideDosage forms and strengths0.25 mg/vialHow should I store cetrorelix?Cetrorelix should be stored in a refrigerator, between 36 F to 46 F (2 C to 8 C). Store it in a cool, dry place and keep the medicine in the original packaging to protect it from light.
how to use
liquid that is injected under the skin
drug interactions
Does cetrorelix interact with foods or drinks?There are no known interactions between cetrorelix and foods or drinks.It is unknown if drinking alcohol will affect cetrorelix.Does cetrorelix interact with other medicines (drug interactions)?There are no known interactions between cetrorelix and other medicines. Always tell your healthcare provider about any prescription or over-the-counter (OTC) medicines, vitamins/minerals, herbal products, and other supplements you are using.
side effects
What are the most common side effects of cetrorelix?The most common side effects of cetrorelix are listed below. Tell your healthcare provider if you have any of these side effects that bother you.Pain, itching, swelling, or discoloration or redness near the injection siteNauseaHeadacheOvarian hyperstimulation syndrome (see below)There may be other side effects of cetrorelix that are not listed here. Contact your healthcare provider if you think you are having a side effect of a medicine. In the U.S., you can report side effects to the FDA at www.fda.gov/medwatch or by calling 800-FDA-1088. In Canada, you can report side effects to Health Canada at www.health.gc.ca/medeffect or by calling 866-234-2345.What are the serious side effects of cetrorelix?While less common, the most serious side effects of cetrorelix are described below, along with what to do if they happen.Severe Allergic Reactions. Cetrorelix may cause allergic reactions, which can be serious. Stop using cetrorelix and get help right away if you have any of the following symptoms of a serious allergic reaction.Breathing problems or wheezingRacing heartFever or general ill feelingSwollen lymph nodesSwelling of the face, lips, mouth, tongue, or throatTrouble swallowing or throat tightnessItching, skin rash, or pale red bumps on the skin called hivesNausea or vomitingDizziness, feeling lightheaded, or faintingStomach crampsJoint painOvarian Hyperstimulation Syndrome. Cetrorelix can cause a condition called ovarian hyperstimulation syndrome, which can sometimes be serious. This condition causes the ovaries to become swollen and painful, and they may leak fluid. Stop using cetrorelix and tell your healthcare provider right away if you have any of the following symptoms.Severe stomach pain or swellingTrouble breathingSevere nausea or vomitingRapid weight gainLess urine (pee) than usual
overdose and misseddose
What should I do if I accidentally use too much cetrorelix?If you or someone else has used too much cetrorelix, get medical help right away, call 911, or contact a Poison Control center at 800-222-1222.What should I do if I miss a dose of cetrorelix?Cetrorelix is meant to be used only as instructed for your treatment. Use it as your healthcare provider recommends. Do not use double or extra doses. If you miss a dose, call your healthcare provider right away to learn what to do.
warnings and Precautions
Who should not use cetrorelix?Allergies to Ingredients. People who are allergic to any of the following should not use cetrorelix.CetrorelixCetrotideAny peptide hormone medicineMannitolAny gonadotropin-releasing hormone (GnRH) medicineAny of the ingredients in the specific product dispensedYour pharmacist can tell you all of the ingredients in the specific cetrorelix products they stock.Pregnancy. Do not use cetrorelix if you are pregnant or think you are pregnant. If you become pregnant, contact your healthcare provider right away. See the Pregnancy section for more details.Breastfeeding. Do not use cetrorelix if you are breastfeeding. See the Breastfeeding section for more details.Severe Kidney Problems. If you have severe kidney problems, you should not use cetrorelix. Tell your healthcare provider if you have ever had any kidney problems.What should I know about cetrorelix before using it?Do not use cetrorelix unless it has been prescribed to you by a healthcare provider. Use it as prescribed.Do not share cetrorelix with other people, even if they have the same condition as you. It may harm them.Keep cetrorelix out of the reach of children. Since this medicine should be kept in a refrigerator, take special precautions to keep it away from children who also use the refrigerator.Before you start cetrorelix, your healthcare provider will explain how long you will need to use it and the monitoring involved with your fertility treatment. Attend all check-ups and tests as directed.Follow the instructions your healthcare provider gives you in order to give yourself the injection. If you have questions about how to prepare or give yourself the injection, contact your healthcare provider before it is time to give your injection.What should I tell my healthcare provider before using cetrorelix?Tell your healthcare provider about all of your health conditions and any prescription or over-the-counter (OTC) medicines, vitamins/minerals, herbal products, and other supplements you are using. This will help them determine if cetrorelix is right for you.Pregnancy. Cetrorelix may cause harm to an unborn baby and should not be used while you are pregnant. It is safe to be used in fertility treatments to become pregnant, but tell your healthcare provider if you become pregnant while using cetrorelix.Breastfeeding. It is not known if cetrorelix passes into breast milk. You should not use cetrorelix while breastfeeding. Tell your healthcare provider if you are breastfeeding or plan to breastfeed.
about
Cetrorelix is used in fertility treatments. Common side effects include pain, discoloration or redness, or swelling at the injection site. Nausea and headache can also occur. Cetrorelix is an injection that you will give yourself after training from your healthcare provider.