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Completed

NCT Number: NCT05021562

A Study of Niraparib in Patients With Ovarian Cancer in Clinical Practice

The main aim of this study is to check for side effects from treatment with niraparib.

The study sponsor will not be involved in how the participants are treated but will provide instructions on how the clinics will record what happens during the study.

During the study, participants with ovarian cancer will take capsules of niraparib (Zedula) once a day according to their clinic's standard practice. The study doctors will check for side effects from niraparib for 1 year after treatment starts.

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Key information

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

An individual who corresponds to any of the following:

  • Ovarian cancer patients after initial chemotherapy (maintenance therapy)
  • Patients with platinum antineoplastic drug sensitive recurrent ovarian cancer (maintenance therapy)
  • Recurrent ovarian cancer with platinum-sensitive homologous recombination repair defects.

Exclusion criteria

Has a history of hypersensitivity to any of the ingredients of this drug.

Treatment and study plan

Niraparib

Drug

Niraparib capsules

Primary outcomes

  1. Number of Participants with Adverse Event of Myelosuppression

    Time frame: 1 year

    An Adverse Event (AE) is any untoward medical occurrence in a clinical investigation participant administered a pharmaceutical product. It does not necessarily have to have a causal relationship with the treatment. An adverse event can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product. Number of participants with AE of myelosuppression will be reported.

  2. Number of Participants with Adverse Event of Hypertension

    Time frame: 1 year

    Number of participants with AE of hypertension will be reported.

  3. Number of Participants with Adverse Event of Posterior Reversible Encephalopathy Syndrome

    Time frame: 1 year

    Number of participants with AE of posterior reversible encephalopathy syndrome will be reported.

  4. Number of Participants with Adverse Event of Interstitial Lung Disease

    Time frame: 1 year

    Number of participants with AE of interstitial lung disease will be reported.

  5. Number of Participants with Adverse Event of Secondary Malignant Tumors

    Time frame: 1 year

    Number of participants with AE of secondary malignant tumors will be reported.

  6. Number of Participants with Adverse Event of Thromboembolism

    Time frame: 1 year

    Number of participants with AE of thromboembolism will be reported.

Secondary outcomes

  1. Percentage of Participants Who Achieve or Maintain Any Best Overall Response Category in Population of Recurrent Ovarian Cancer Participants with Platinum-Sensitive Homologous Recombination Repair Defects

    Time frame: 1 year

    Percentage of participants who achieve or maintain any best overall response category best overall response in population of recurrent ovarian cancer participants with platinum-sensitive homologous recombination repair defects will be reported. Best overall response will be assessed with reference to the excerpts from Response Evaluation Criteria in Solid Tumors (RECIST 1.1). Best overall response is defined as the level of best response in assessment with complete response (CR), partial response (PR), progressive disease (PD), stable disease (SD) and not evaluable (NE) during the observational period.

  2. Number of Participants who Experienced Exacerbation Assessed by Investigator during the Study

    Time frame: 1 year

    Exacerbation is defined as death or worsened symptom or disease assessed by investigator through tumor assessments, tumor marker assessments, and clinical assessments.

Sponsors and collaborators

Lead sponsor

Takeda

Industry

Registry information

Official study title

Zedula Special Drug Use Observational Study "Ovarian Cancer"

Important dates

Study start
2021
Primary completion
2026
Study completion
2026
First posted
Aug 25, 2021
Registry last updated
Apr 13, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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