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Factrel Side Effects Center
Medical Editor: John P. Cunha, DO, FACOEP
Factrel (gonadorelin hydrochloride) is a synthetic form of gonadotropin-releasing hormone (GnRH) used to test how well the hypothalamus and pituitary glands are working. The brand name of this medication is discontinued, but generic versions may be available. Common side effects include headache, flushing, nausea or abdominal discomfort, dizziness, lightheadedness, skin rash, or pain, swelling, or itching at the injection site.
The adult dose of Factrel is 100 mcg, administered subcutaneously or intravenously. Factrel may interact with other medicines that affect hormone levels in the body. Tell your doctor all medications and supplements you use. Factrel is not expected to be harmful to a fetus. Tell your doctor if you are pregnant before receiving this drug. It is unknown if this drug passes into breast milk. Consult your doctor before breastfeeding.
Our Factrel (gonadorelin hydrochloride) Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is Patient Information in Detail?
Easy-to-read and understand detailed drug information and pill images for the patient or caregiver from Cerner Multum.
Factrel in Detail - Patient Information: Side Effects
If you experience a rare allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives) to gonadorelin, seek emergency medical attention.
Other less serious side effects may also occur. Notify your doctor if you experience
- nausea or abdominal discomfort;
- dizziness or lightheadedness;
- pain, swelling, or itching at the injection site; or
- skin rash.
Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.
Read the entire detailed patient monograph for Factrel (Gonadorelin) »
What is Prescribing information?
The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.
Factrel FDA Prescribing Information: Side Effects
Systemic effects have been reported rarely following administration of 100 mcg of Factrel (gonadorelin) .
CNS: headache, light-headedness.
Dermatologic: local swelling, occasionally with pain and pruritis, at the injection site may occur following subcutaneous administration; local and generalized skin rash have been noted after chronic subcutaneous administration.
Rare instances of hypersensitivity reaction (bronchospasm, tachycardia, flushing, urticaria, induration at injection site) and anaphylactic reactions have been reported following multiple-dose administration.
Read the entire FDA prescribing information for Factrel (Gonadorelin) »
Additional Factrel Information
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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