SIDE EFFECTS: Headache, nausea, vomiting, mild stomach/abdominal pain, bloating, redness/pain at the injection site, or breast tenderness/pain may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. Remember that your doctor has prescribed this medication because he or she 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 any of these unlikely but serious side effects occur: unusual bleeding from the vagina/uterus, pain/redness/swelling of the calf muscles, cold/numb/pale skin of the arms/legs/hands/feet, swelling of ankles/hands/feet. Seek immediate medical attention if any of these rare but very serious side effects occur: weakness on one side of the body, slurred speech, vision changes, sudden severe headache, chest pain, shortness of breath. This medication may cause a condition known as ovarian hyperstimulation syndrome (OHSS). This condition may occur during treatment and after treatment has been stopped. Rarely, serious OHSS causes fluid to suddenly build up in the stomach, chest, and heart area. Seek immediate medical attention if you develop the following side effects: severe pain or swelling in the lower abdominal (pelvic) area, severe nausea/vomiting, sudden/rapid weight gain, difficult/painful breathing, decreased urination. A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: 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.

PRECAUTIONS: Before using this medication, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, 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, especially of: other fertility problems (e.g., primary ovarian failure), abnormal bleeding from the vagina/uterus, thyroid problems, adrenal gland problems, cancer of the reproductive organs (e.g., breast, uterus, ovary), tumor in the brain (e.g., pituitary tumor), ovarian cysts or enlarged ovaries (not due to polycystic ovary syndrome), twisting of the ovary (ovarian torsion), personal/family history of blood clots, blood clotting disorders (such as thrombophilia), obesity, polycystic ovarian syndrome, stroke, certain heart diseases (e.g., angina, heart attack), lung problems (e.g., asthma). Multiple births may occur as a result of this treatment. Discuss the risks and benefits of having such a pregnancy with your doctor. 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. It is unknown if this drug passes into breast milk. Consult your doctor before breast-feeding.

DRUG INTERACTIONS: 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 (including 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. Some products that may interact with this drug include: clomiphene, gonadorelin.

OVERDOSE: 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.