Goserelin is a man-made protein that is like a hormone in the body called
gonadotropin-releasing hormone (GnRH). Goserelin decreases levels of testosterone in men and
estrogen in women.
Goserelin is used in the treatment of endometriosis, to thin the endometrial layer (lining of the
uterus) prior to surgery for abnormal uterine bleeding, and some types of prostate and breast cancer.
Goserelin may also be used for purposes other than those listed in this medication guide.
What should I discuss with my healthcare provider before taking goserelin (injectable)?
Do not use goserelin without first talking to your doctor if you have
osteoporosis or low bone density;
pain or difficulty passing urine; or
spinal cord injury.
You may not be able to take goserelin, or you may require a dosage
adjustment or special monitoring if you have any of the conditions listed above.
Do not
take goserelin if you are pregnant or could become pregnant
during treatment. Goserelin is known to be harmful to an unborn baby. A nonhormonal method of birth
control must be used during treatment with goserelin to ensure prevention of pregnancy. Although
goserelin may stop ovulation and menstruation, a nonhormonal method of birth control must also be
used. If a dose of goserelin is missed or delayed, ovulation and/or breakthrough bleeding may occur. A
nonhormonal method of birth control must also be used until the return of menstruation or for at least 12
weeks following treatment with goserelin.
It is not known whether goserelin passes into breast milk.
Do not
take
goserelin without first talking to your doctor if you are breast-feeding a baby.
How should I take goserelin (injectable)?
Goserelin is administered by a healthcare professional as a subcutaneous (under the skin)
injection into the abdomen (stomach). If goserelin is being administered at home, your healthcare
provider will give you detailed instructions regarding how to administer the injection.
Goserelin is administered every 28 days or every 12 weeks, depending upon the formulation
being used and the condition being treated. Your doctor will tell you how often you will need an
injection. It is very important to receive each injection at the scheduled time, to maintain effectiveness of
the medication.
Initially, goserelin may cause symptoms of your condition to worsen temporarily. Contact your
doctor if symptoms do not improve within several weeks of starting treatment.
Your doctor may want you to have blood tests or other medical evaluations during treatment
with goserelin to monitor progress and side effects.
Your healthcare provider will store goserelin as directed by the manufacturer. If you are storing
goserelin at home, your healthcare provider will provide storage instructions.
What happens if I miss a dose of goserelin (injectable)?
It is important not to miss a dose of goserelin. Contact your doctor immediately if you miss a
dose of this medication.
Where can I get more information about goserelin (injectable)?
Your pharmacist has information about goserelin (injectable) written for health professionals that you may read.
What are the possible side effects of goserelin (injectable)?
Goserelin may cause decreased bone mineral density with prolonged use. Smoking, frequent
alcohol use, family history of osteoporosis, and the use of certain medications may increase the risk of
bone loss. Talk to your doctor about the risk of decreased bone mineral density.
Initially, goserelin may cause symptoms of your condition to worsen temporarily. Contact your
doctor if symptoms do not improve within several weeks of starting treatment.
If you are a pre-menopausal female, notify your doctor if your menstrual period continues to
occur. Goserelin usually stops menstruation. Delayed or missed doses of goserelin may cause ovulation
or menstrual bleeding. Following treatment with goserelin, there may be a delay before the return of
regular menstrual periods. Check with your doctor if your period does not restart within a few months
of ending treatment.
Seek emergency medical attention or notify your doctor immediately if you experience any
of the following serious side effects:
an allergic reaction (difficulty breathing; closing of the throat;
swelling of the lips, tongue, or face; or hives);
menstrual bleeding or breakthrough bleeding;
difficulty passing urine; or
pain, redness, or irritation at the injection site.
Other side effects may also occur. Notify your doctor if you experience
decreased sexual desire or ability (impotence);
dizziness or drowsiness;
depression or mood changes;
headache;
hot flushes or sweating;
decreased appetite, nausea, or diarrhea;
breast swelling or tenderness, or decrease in breast size;
vaginal dryness;
insomnia; 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. You may report side effects to FDA at 1-800-FDA-1088.
What is the most important information I should know about goserelin (injectable)?
Goserelin may cause decreased bone mineral density with prolonged use. Smoking, frequent
alcohol use, family history of osteoporosis, and the use of certain medications may increase the risk of
bone loss. Talk to your doctor about the risk of decreased bone mineral density.
Initially, goserelin may cause symptoms of your condition to worsen temporarily. Contact your
doctor if symptoms do not improve within several weeks of starting treatment.
If you are a pre-menopausal female, notify your doctor if your menstrual period continues to
occur. Goserelin usually stops menstruation. Delayed or missed doses of goserelin may cause ovulation
or menstrual bleeding. Following treatment with goserelin, there may be a delay before the return of
regular menstrual periods. Check with your doctor if your period does not restart within a few months
of ending treatment.
Do not
take goserelin if you are pregnant or could become pregnant
during treatment. Goserelin is known to be harmful to an unborn baby. A nonhormonal method of birth
control must be used during treatment with goserelin to ensure prevention of pregnancy. Although
goserelin may stop ovulation and menstruation, a nonhormonal method of birth control must also be
used. If a dose of goserelin is missed or delayed, ovulation and/or breakthrough bleeding may occur. A
nonhormonal method of birth control must also be used until the return of menstruation or for at least 12
weeks following treatment with goserelin.
What should I avoid while taking goserelin (injectable)?
Avoid activities such as smoking and frequent alcohol use that may increase the risk of bone
loss. Goserelin may cause decreased bone mineral density with prolonged use. Talk to your doctor
about the risk of decreased bone mineral density.
What other drugs will affect goserelin (injectable)?
It is not known whether other medications will interact with goserelin. Talk to your doctor and
pharmacist before taking any prescription or over-the-counter medicines, including herbal products
during treatment with goserelin.
What happens if I have an overdose of goserelin (injectable)?
Remember, keep this and all other medicines out of the reach of children, never share
your medicines with others, and use this medication only for the indication prescribed.
Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate,
up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum
information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not
warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does
not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist
licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not
a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or
drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any
given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information
Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug
interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse
or pharmacist.
Content provided by Multum - Last Updated 11/10/2009