Zytiga Side Effects

Generic name: abiraterone

Medically reviewed by Drugs.com. Last updated on Dec 14, 2023.

Note: This document provides detailed information about Zytiga Side Effects associated with abiraterone. Some dosage forms listed on this page may not apply specifically to the brand name Zytiga.

Applies to abiraterone: oral tablet.

Serious side effects of Zytiga

Along with its needed effects, abiraterone (the active ingredient contained in Zytiga) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking abiraterone:

More common side effects

• bladder pain
• bloating or swelling of the face, arms, hands, lower legs, or feet
• bloody or cloudy urine
• blurred vision
• bone pain or fracture
• chest pain or discomfort
• decreased urine
• difficult, burning, or painful urination
• dry mouth
• fainting
• fast, pounding, or irregular heartbeat or pulse
• feeling of warmth
• frequent urge to urinate
• headache
• increased thirst
• increased urge to urinate during the night
• lightheadedness, dizziness, or fainting
• loss of appetite
• lower back or side pain
• mood changes
• muscle pain or cramps
• nausea
• nervousness
• numbness or tingling in the hands, feet, or lips
• pain or swelling in the arms or legs without any injury
• passing urine more often
• pounding in the ears
• rapid weight gain
• redness of the face, neck, arms, and occasionally, upper chest
• seizures
• slow heartbeat
• sudden sweating
• swelling
• swelling with pits or depressions on the skin
• trouble breathing
• unusual tiredness or weakness
• unusual weight gain or loss
• vomiting
• waking to urinate at night

Less common side effects

• arm, back, or jaw pain
• chest tightness or heaviness
• clay-colored stools
• cool, sweaty skin
• dark urine
• decreased urine output
• difficulty with breathing
• dilated neck veins
• extreme tiredness or weakness
• fever
• irregular breathing
• itching skin or rash
• light-colored stools
• stomach pain or tenderness
• sweating
• weakness
• weight gain
• yellow eyes or skin

Rare side effects

• darkening of the skin
• diarrhea
• mental depression

Incidence not known

• anxiety
• chills
• cold sweats
• coma
• confusion
• cool, pale skin
• cough
• difficulty swallowing
• general feeling of discomfort or illness
• hives
• increased hunger
• irregular heartbeat, recurrent
• muscle pain, spasms, stiffness, tenderness, wasting, or weakness
• nightmares
• puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
• shakiness
• slurred speech
• stomach pain, continuing
• thickening of bronchial secretions
• unpleasant breath odor
• unusual tiredness or weakness
• vomiting of blood

Other side effects of Zytiga

Some side effects of abiraterone may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common side effects

• belching
• body aches or pain
• difficulty with moving
• ear congestion
• heartburn
• indigestion
• joint pain
• loss of voice
• runny or stuffy nose
• sneezing
• sore throat
• stomach discomfort or upset
• swelling or stiffness of the joints

For healthcare professionals

Applies to abiraterone: oral tablet.

Endocrine adverse events

• Uncommon (0.1% to 1%): Adrenocortical insufficiency^[Ref]

Hepatic

• Very common (10% or more): Elevated ALT (up to 41.9%), elevated AST (up to 37.3%)
• Common (1% to 10%): Elevated total bilirubin
• Postmarketing reports: Fulminant hepatitis, acute liver failure and death^[Ref]

Cardiovascular

• Very common (10% or more): Hot flush (up to 22.3%), hypertension (up to 21.6%)
• Common (1% to 10%): Arrhythmia, chest pain/chest discomfort, angina pectoris, atrial fibrillation, tachycardia, myocardial infarction/ischemia, cardiac failure (e.g., congestive heart failure, left ventricular dysfunction, decreased ejection fraction)
• Frequency not reported: QT prolongation^[Ref]

Musculoskeletal

• Very common (10% or more): Joint swelling/discomfort (up to 30.3%), muscle discomfort (up to 26.2%), contusion (up to 13.3%)
• Common (1% to 10%): Groin pain, fractures, falls
• Postmarketing reports: Rhabdomyolysis, myopathy^[Ref]

Hematologic

• Very common (10% or more): Lymphopenia (up to 38.2%), anemia^[Ref]

Metabolic

• Very common (10% or more): Hypertriglyceridemia (up to 62.5%), hyperglycemia (up to 56.6%), hypernatremia (up to 32.8%), hypokalemia (up to 28.3%), fluid retention/edema (up to 26.7%), hypophosphatemia (up to 23.8%), elevated alkaline phosphatase, hypercholesterolemia^[Ref]

Renal

• Frequency not reported: Renal failure^[Ref]

Other

• Very common (10% or more): Fatigue (up to 39.1%)
• Common (1% to 10%): Sepsis, pyrexia^[Ref]

Respiratory

• Very common (10% or more): Cough (up to 17.3%), upper respiratory tract infection (up to 12.7%), dyspnea (up to 11.8%), nasopharyngitis (up to 10.7%)
• Postmarketing reports: Non-infectious pneumonitis, allergic alveolitis^[Ref]

Genitourinary

• Very common (10% or more): Urinary tract infection (up to 12%), hematuria (up to 10.3%)
• Common (1% to 10%): Urinary frequency, nocturia^[Ref]

Psychiatric

• Very common (10% or more): Insomnia (up to 13.5%)^[Ref]

Gastrointestinal

• Very common (10% or more): Constipation (up to 23.1%), diarrhea (up to 21.6%), dyspepsia (up to 11.1%), vomiting^[Ref]

Dermatologic

• Common (1% to 10%): Rash^[Ref]

Frequently asked questions

• Why is prednisone prescribed with Zytiga?
• How long do you take Zytiga for?
• Xtandi vs Zytiga: How do they compare?
• Is Zytiga a form of chemotherapy?
• What does abiraterone therapy do?
• What's the difference between Yonsa and Zytiga?

Further information

Zytiga side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.

Medical Disclaimer