• Gynecologic cancers

Zejula Generic Name & Formulations

General Description

Niraparib 100mg; caps; contains tartrazine.

Pharmacological Class

Poly (ADP-ribose) polymerase (PARP) inhibitor.

How Supplied



Generic Availability


Mechanism of Action

Niraparib is an inhibitor of PARP-1 and PARP-2 enzymes, which play a role in DNA repair.

Zejula Indications


Maintenance treatment in adults with advanced epithelial ovarian, fallopian tube, or primary peritoneal cancer who are in a complete or partial response to first-line platinum-based chemotherapy. Maintenance treatment in adults with recurrent germline BRCA-mutated (gBRCAmut) epithelial ovarian, fallopian tube, or primary peritoneal cancer who are in a complete or partial response to platinum-based chemotherapy. 

Zejula Dosage and Administration


Swallow whole. First-line maintenance of advanced ovarian cancer (start within 12 weeks after most recent platinum-containing regimen): patients <77kg or with platelets <150000/μL: 200mg once daily; ≥77kg and platelets ≥150000/μL: 300mg once daily. Maintenance of recurrent ovarian cancer (start within 8 weeks after most recent platinum-containing regimen): 300mg once daily. Continue until disease progression or unacceptable toxicity. Moderate hepatic impairment: 200mg once daily; monitor, reduce dose further if needed. Dose adjustments for adverse reactions: see full labeling.


Not established.

Zejula Contraindications

Not Applicable

Zejula Boxed Warnings

Not Applicable

Zejula Warnings/Precautions


Discontinue if myelodysplastic syndrome/acute myeloid leukemia (MDS/AML) is confirmed. Monitor CBCs weekly for the first month, monthly for the next 11 months, and periodically thereafter. Do not start therapy until recovery from hematological toxicity due to previous chemotherapy (Grade ≤1); discontinue if toxicities unresolved within 28 days after interruption (see full labeling). Monitor BP and HR at least weekly for the first 2 months, then monthly for the first year then periodically thereafter. Cardiovascular disorders (eg, coronary insufficiency, arrhythmias, hypertension); monitor closely. Discontinue promptly if posterior reversible encephalopathy syndrome (PRES) is suspected. Asthma. Aspirin sensitivity. Severe renal impairment or ESRD undergoing hemodialysis. Severe hepatic impairment (total bilirubin >3×ULN and any AST level). Embryo-fetal toxicity. Advise females of reproductive potential to use effective contraception during therapy and for ≥6 months after the last dose. Pregnancy: exclude status prior to initiation. Nursing mothers: not recommended (during and for 1 month after the last dose).

Zejula Pharmacokinetics




Renal, fecal. Half-life: 36 hours.

Zejula Interactions


Concomitant antihypertensives; dose adjustments of niraparib may be needed.

Zejula Adverse Reactions

Adverse Reactions

Nausea, thrombocytopenia, anemia, fatigue, constipation, musculoskeletal pain, abdominal pain, vomiting, neutropenia, decreased appetite, leukopenia, insomnia, headache, dyspnea, rash, diarrhea, hypertension, cough, dizziness, acute kidney injury, urinary tract infection, hypomagnesemia; MDS/AML, PRES, cardiovascular effects.

Zejula Clinical Trials

See Literature

Zejula Note

Not Applicable

Zejula Patient Counseling

See Literature