Ganirelix is a man-made form of a protein that reduces the amount of certain hormones in the body, including estrogen.
Ganirelix is used along with other medications to regulate hormones during treatment for infertility in women.
Antagon, Ganirelix Acetate
You should check with your doctor immediately if any of these side effects occur when taking ganirelix:
Abdominal or stomach pain
rapid weight gain
difficulty with swallowing
puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
shortness of breath
skin rash, hives, or itching
tightness in the chest
unusual tiredness or weakness
Some of the side effects that can occur with ganirelix may not need medical attention. As your body adjusts to the medicine during treatment these side effects may go away. Your health care professional may also be able to tell you about ways to reduce or prevent some of these side effects. If any of the following side effects continue, are bothersome or if you have any questions about them, check with your health care professional:
redness, pain, or swelling at the injection site