The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
Ovarian cancer
- Nausea (79%)
- Feeling very tired (74%)
- Stomach pain (48%)
- Rash (45%)
- Anemia (41%)
- Constipation (39%)
- Vomiting (37%)
- Diarrhea (34%)
- Changes in taste (33%)
Prostate cancer
- Feeling very tired (62%)
- Nausea (52%)
- Anemia (43%)
Less Common Side Effects
- Mouth sores
- Colds or sinus infections
- Headache
- Lowered appetite
Rubraca serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Bone marrow problems or new cancers: feeling very weak or tired, bruising or bleeding easily, blood in the urine or stool, fevers, unexplained weight loss, shortness of breath
Source: Prescribing Information
The following Rubraca side effects have also been reported
Side effects that you should report to your care team as soon as possible:
- Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
- Infection—fever, chills, cough, sore throat, wounds that don't heal, pain or trouble when passing urine, general feeling of discomfort or being unwell
- Low red blood cell level—unusual weakness or fatigue, dizziness, headache, trouble breathing
- Unusual bruising or bleeding
Side effects that usually do not require medical attention (Report these to your care team if they continue or are bothersome.):
- Change in taste
- Constipation
- Diarrhea
- Fatigue
- Loss of appetite
- Nausea

