abiraterone vs goserelin
Side-by-side comparison of abiraterone and goserelin Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
Zytiga
Zoladex
Abiraterone (Zytiga) is a medicine used with prednisone to treat prostate cancer that has spread. It works by lowering the amount of androgen your body makes.
Zoladex is a medicine that contains goserelin. It is used to treat certain cancers and other health problems by changing hormone levels in your body.
Abiraterone is used to treat prostate cancer that has spread to other parts of the body. It is for cancers that are castration-resistant, meaning they no longer respond to hormone therapy alone. It is also used for high-risk castration-sensitive prostate cancer. You will take this medicine with prednisone.
Zoladex, along with flutamide, can treat prostate cancer that has not spread far. It can also help with advanced prostate cancer to ease symptoms. For women, Zoladex can treat endometriosis to reduce pain and lesions. It can also thin the lining of the uterus before a procedure for abnormal bleeding. Zoladex can also treat advanced breast cancer in women who have not gone through menopause.
Abiraterone blocks an enzyme called CYP17, which your body needs to make androgens. Androgens can help prostate cancer grow. By blocking this enzyme, abiraterone lowers androgen levels and slows cancer growth.
Zoladex is a GnRH agonist. It works by lowering the amount of certain hormones, like testosterone or estrogen, in your body. This can help to slow down the growth of cancer cells or reduce the symptoms of other conditions.
- • Feeling tired
- • Joint pain
- • High blood pressure
- • Feeling sick to your stomach
- • Swelling
- • Hot flashes
- • Sexual problems
- • Less firm erections
- • Lower urinary tract symptoms
- • Headache
- Death 1,390
- Feeling tired 1,022
- Hot flash 678
- Weakness 562
- Worsening of disease 561
- Death 1,567
- Cancer getting worse 1,284
- Tiredness 837
- Cancer spreading to the bones 674
- Low white blood cell count 608
Abiraterone can cause problems with mineralocorticoid excess, like high blood pressure, low potassium, and fluid retention. If you have heart problems, your doctor will monitor you closely. This medicine can also cause liver problems, which can be severe. Your doctor will check your liver function regularly. Do not take abiraterone with radium Ra 223 dichloride. Abiraterone can harm an unborn baby, so men should use effective birth control if their partner can get pregnant.
Zoladex can cause a temporary worsening of tumor symptoms at the start of treatment. This may include problems with your kidneys or spinal cord. If you have diabetes, Zoladex may raise your blood sugar. Zoladex may increase the risk of heart attack, stroke, or sudden death. Zoladex can also cause severe skin reactions. Tell your doctor right away if you notice any signs of a severe skin reaction.
Abiraterone can cause harm to an unborn baby. Men who are taking abiraterone should use effective birth control during treatment and for 3 weeks after the last dose if their partner is able to get pregnant. It is not known if abiraterone passes into breast milk.
You should not take Zoladex if you are pregnant, unless it is for breast cancer treatment. Zoladex can harm your unborn baby, so use birth control while taking it and for 12 weeks after stopping. It is not known if Zoladex passes into breast milk, so talk to your doctor about breastfeeding.
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How to Read This abiraterone vs goserelin Comparison
abiraterone is classified in the CYP17 Inhibitor drug class, while goserelin sits within the GnRH Agonist class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.
Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, abiraterone has 4,213 submissions while goserelin has 4,970. Those figures reflect cumulative reporting volume — not per-patient risk — so older, widely dispensed drugs typically look worse on count alone. No direct interaction between these two drugs is listed in our FDA-derived dataset, though co-prescription still warrants pharmacist review. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between abiraterone and goserelin — always consult your physician or pharmacist first.
Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.