Goserelin Side Effects
Not all side effects for goserelin may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.
For the Consumer
Applies to goserelin: subcutaneous implant
In addition to its needed effects, some unwanted effects may be caused by goserelin. In the event that any of these side effects do occur, they may require medical attention.
You should check with your doctor immediately if any of these side effects occur when taking goserelin:For all adultsLess common
- Fast or irregular heartbeat
- Bone, muscle, or joint pain
- changes in skin color of the face
- fast or irregular breathing
- numbness or tingling of the hands or feet
- puffiness or swelling of the eyelids or around the eyes
- shortness of breath
- skin rash, hives, or itching
- sudden, severe decrease in blood pressure and collapse
- tightness in the chest or wheezing
- troubled breathing
- deepening of voice
- increased hair growth
- mental depression
- mood changes
- Pains in the chest
- pain in the groin or legs (especially in the calves of the legs)
Some of the side effects that can occur with goserelin 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:For all adultsMore common
- Sudden sweating and feelings of warmth (also called hot flashes)
- Blurred vision
- burning, itching, redness, or swelling at the place of injection
- decreased interest in sexual intercourse
- nausea or vomiting
- swelling and increased tenderness of the breasts
- swelling of the feet or lower legs
- trouble with sleeping
- weight gain
- Light, irregular vaginal bleeding
- stopping of menstrual periods
- Burning, dryness, or itching of the vagina
- pelvic pain
- Bone pain
- decreased size of the testicles
- inability to have or keep an erection
For Healthcare Professionals
Applies to goserelin: subcutaneous implant
Some clinicians have used the addition of the oral progestational agent megestrol acetate to reduce the hot flashes. A dose of megestrol acetate 20 mg two times a day may be appropriate. Tumor flare may also occur in males if antiandrogens are not administered.
In general, hot flashes (in males (M) 54% to 80% and in females (F) 70% to 96%) have been the most frequently reported side effect. Headache (F 59% to 75% and M 14%), tumor flare (F 23%), flu syndrome, malaise, fatigue and lethargy (all F 5%) have been reported. Pain (F 17% and M 8% to 14%) has been reported including; breast pain (F 7%), abdominal pain (F 7%), back pain (F 7%) and pelvic bone pain (M 6%).
During the first two months of therapy, some women have reported vaginal bleeding. This bleeding may have been due to estrogen withdrawal.
Genitourinary side effects in female patients have included vaginitis (75%), libido decrease (61%) or increase (12%), vaginal dryness (58%), breast atrophy (33%) or enlargement (18%), pelvic symptoms (18%) and dyspareunia (14%). In male patients, sexual dysfunction (21%), decreased erections (18%), lower urinary tract symptoms (13%) and gynecomastia (8%) have been reported. Renal insufficiency, urinary obstruction, urinary tract infection, bladder neoplasm, hematuria, impotence, urinary frequency, urinary incontinence, urinary tract disorder and impaired urination have also been reported to occur in 1% to 5% of patients. Breast tenderness, breast pain, ovarian cyst formation, and ovarian hyperstimulation syndrome, and prolonged hypogonadism have also been reported.
Psychiatric side effects including emotional lability (F 47% to 60%) and depression (F 40% to 54%) have been reported. Anxiety and abnormal thinking have also been reported.
Postmarketing psychiatric side effects including psychotic disorders and mood swings have been reported.
Dermatologic side effects including sweating (F 45% to 77% and M 6% to 10%), acne (F 42%), seborrhea (F 26%), hirsutism (F 7%), rash (M 6% to 14%), hair disorders (F 4%) and pruritus (F 2%) have been reported. Alopecia, dry skin, skin discoloration and herpes simplex have also been reported.
Postmarketing dermatologic side effects including acne have been reported.
Cardiovascular side effects including edema (F 21% and M 7% to 26%), chest pain (M 13%) and congestive heart failure (M 5%) have been reported. Cerebrovascular accident, arrhythmia, hypertension, myocardial infarction, peripheral vascular disorder, angina pectoris, cerebral ischemia, heart failure, pulmonary embolus and varicose veins have been reported to occur in 1% to 5% of patients. Hemorrhage, migraine, palpitations and tachycardia have also been reported. Myocardial infarction, sudden cardiac death, and stroke have been reported in patients treated with GnRH agonists.
Nervous system side effects including lethargy (M 8% to 26%), dizziness (F 6% and M 1% to 18%), paresthesia (M 12%), asthenia (F 11%), insomnia (F 5% to 11% and M 12%) and nervousness (F 3%) have been reported. Anxiety and urinary retention have been reported to occur in 1% to 5% of patients. Somnolence has also been reported. As a result of increased prostate tumor growth caused by initial testosterone level elevation, a case of spinal cord compression resulting in paraplegia has been reported.
Postmarketing nervous system side effects including convulsions have been reported.
Gastrointestinal side effects including constipation (M 12%), nausea (F 8% to 11% and M 5%), anorexia (M 5%), vomiting (F 4%) and increased appetite (2%) have been reported. Diarrhea and hematemesis have been reported to occur in 1% to 5% of patients. Ulcer, dyspepsia, dry mouth and flatulence have also been reported.
Respiratory side effects including pharyngitis (F 5%) and voice alterations (F 3%) have been reported.
Hypersensitivity reactions, both at the injection site (F 6%) and to the whole body have been reported.
Data suggest the decrease in BMD is partially reversible upon discontinuation of therapy.
Musculoskeletal side effects including an average 4.3% decrease in vertebral trabecular bone mineral density (BMD) after six months of therapy (n=109 F patients), when compared to their pretreatment values. Myalgia (F 3%), leg cramps (F 3%) and hypertonia (F 1%) have been reported. Arthralgia and joint disorders have also been reported.
Metabolic side effects including gout, hyperglycemia, weight increase, and diabetes mellitus have been reported to occur in 1% to 5% of patients.
Hematologic side effects including ecchymosis and sepsis have been reported to occur in 1% to 5% of patients.
Ocular side effects including amblyopia and dry eyes have been reported.
Pituitary apoplexy is a clinical syndrome secondary to infarction of the pituitary gland. In a majority of the cases of pituitary apoplexy, a pituitary adenoma was diagnosed. Most of the pituitary apoplexy cases occurred within two weeks of the first dose, and some occurred within the first hour. In these cases, pituitary apoplexy has presented as sudden headache, vomiting, visual changes, ophthalmoplegia, altered mental status, and sometimes cardiovascular collapse. Immediate medical attention has been required.
Endocrine side effects including very rare cases of pituitary apoplexy have been reported. Reduction in glucose tolerance, manifesting as diabetes or loss of glycemic control in those with preexisting diabetes, has also been reported during treatment with GnRH agonists, including goserelin.
Oncologic side effects including very rare cases of pituitary tumors have been reported.
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