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Completed

NCT Number: NCT02720367

Safety and Tolerability of TAR-200 mg in Subjects With Non-Muscle-Invasive Bladder Cancer

The purpose of this study is to determine if TAR-200, an investigational drug-delivery system is safe and tolerable in patients with recurrent low or intermediate risk non-muscle-invasive bladder cancer (NMIBC) between diagnosis and transurethral resection of bladder tumors (TURBT)

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

Canisius Wilhelmina Ziekenhuis, Nijmegen, Netherlands

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Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • A documented history of histologically-confirmed low or intermediate risk urothelial carcinoma of the bladder, excluding carcinoma in situ (pTis), pathologic stage pT1 (invasive into lamina propria) and high-Grade disease, judged not to be muscle infiltrating (pT2 or greater) and accessible for resection.
  • Adequate laboratory parameters.
  • Screening urinalysis showing no clinically significant abnormalities except those attributable to bladder cancer.
  • Not undergoing active treatment in last 3 months for prior or concurrent neoplastic disease and have fully recovered from treatment effects. Patients undergoing concurrent hormonal therapy treatment for prostate cancer will be allowed to enroll.

Exclusion criteria

  • Exposure to BCG therapy and/or any other intravesical. chemotherapeutic agent less than 1 year prior to enrollment, except single postoperative instillations.
  • Absence of visible tumor at Screening.
  • Any previous exposure to intravesical gemcitabine instillations within the past 12 months.
  • Presence of any bladder or urethral anatomical feature that in the opinion of the investigator may prevent the safe placement, indwelling use or removal of TAR-200 (i.e. bladder diverticula, complete incontinence).
  • Patients with a high-Grade urine cytology at recurrence.
  • Currently receiving other systemic or intravesical chemotherapy.
  • Pelvic radiotherapy administered within 6 months prior to enrollment. Patients who received radiotherapy ≥ 6 months prior to enrollment must demonstrate no cystoscopic evidence or clinical symptoms of radiation cystitis.
  • Bladder Post-Void Residual Volume (PVR) of > 250-mL.
  • Active, uncontrolled urogenital bacterial, viral, or fungal infections, including urinary tract infection. Skin/nail fungal infections are not exclusionary. Subjects with active shingles (varicella zoster infection) will be excluded from the study.
  • History or presence of any significant cardiovascular, pulmonary, hepatic, renal, gastrointestinal, gynecological, endocrine, immunological, dermatological, neurological or psychiatric disease or disorder that, in the opinion of the investigator, contraindicates participation.
  • Concomitant immunosuppressive medications, such as methotrexate or TNF inhibitors, within 2 weeks of Study Day 0, exclusive of steroid doses ≤5 mg daily.
  • Female subject who is pregnant (as verified by urine test at time of screening) or lactating, or of childbearing potential and not using acceptable methods of contraception.
  • Unwilling or unable to provide informed consent or comply with the requirements of this protocol, including the presence of any condition (physical, mental or social) that is likely to affect the subject's return for scheduled visits and follow-up.
  • Other unspecified reasons that, in the opinion of the investigator or TARIS, make the patient unsuitable for enrollment.

Treatment and study plan

Gemcitabine-Releasing Intravesical System (GemRIS)/TAR-200

Drug

TAR-200 is a passive, nonresorbable gemcitabine-releasing intravesical system whose primary mode of action is the controlled release of gemcitabine into the bladder over an indwelling period.

Primary outcomes

  1. Safety as defined by the number of participants with treatment emergent adverse events (TEAEs) coded with MedDRA and graded for severity with CTCAE v4.0

    Time frame: From the point of signing the informed consent form through last study visit, up to 59 days.

Secondary outcomes

  1. Number of participants who are tolerant of TAR-200 indwelling (Arm 1)

    Time frame: From Day 0 up to Day 7

  2. Percentage of participants who are tolerant of TAR-200 indwelling (Arm 1)

    Time frame: From Day 0 up to Day 7

  3. Number of participants who are tolerant of TAR-200 indwelling (Arm 1)

    Time frame: From Day 21 up to Day 28

  4. Percentage of participants who are tolerant of TAR-200 indwelling (Arm 1)

    Time frame: From Day 21 up to Day 28

  5. Cmax, plasma dFdU (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Cmax (maximum concentration achieved over time) of diflourodeoxyuridine (dFdU) in plasma.

  6. Tmax, plasma dFdU (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Tmax (Day at which maximum concentration was achieved) of diflourodeoxyuridine (dFdU) in plasma.

  7. Cavg, plasma dFdU (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Descriptive statistics (e.g. sample size, mean and median, quartiles, minimum and maximum and box plots) of the concentration of diflourodeoxyuridine (dFdU) in plasma.

  8. Cmax, plasma dFdC (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Cmax (maximum concentration achieved over time) of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in plasma.

  9. Tmax, plasma dFdC (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Tmax (Day at which maximum concentration was achieved) of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in plasma

  10. Cavg, plasma dFdC (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Descriptive statistics (e.g. sample size, mean and median, quartiles, minimum and maximum and box plots) of the concentration of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in plasma.

  11. Cmax, urine dFdU (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Cmax (maximum concentration achieved over time) of diflourodeoxyuridine (dFdU) in urine.

  12. Tmax, urine dFdU (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Tmax (Day at which maximum concentration was achieved) of diflourodeoxyuridine (dFdU) in urine

  13. Cavg, urine dFdU (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Descriptive statistics (e.g. sample size, mean and median, quartiles, minimum and maximum and box plots) of the concentration of diflourodeoxyuridine (dFdU) in urine.

  14. Cmax, urine dFdC (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Cmax (maximum concentration achieved over time) of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in urine.

  15. Tmax, urine dFdC (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Tmax (Day at which maximum concentration was achieved) of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in urine.

  16. Cavg, urine dFdC (Arm 1)

    Time frame: From Day 0 up to Day 32

    Analysis of Descriptive statistics (e.g. sample size, mean and median, quartiles, minimum and maximum and box plots) of the concentration of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in urine

  17. Preliminary anti-tumor effects will be assessed in tumor material (post-treatment) for assessment of immunohistochemical tissue biomarkers of drug-induced cell death (AKT, CD31, Ki67, TUNEL). (Arm 1)

    Time frame: Anti-tumor analysis will occur at the following study day visit Day 28

  18. Number of participants who are tolerant of TAR-200 indwelling (Arm 2)

    Time frame: From Day 0 up to Day 21

  19. Percentage of participants who are tolerant of TAR-200 indwelling (Arm 2)

    Time frame: From Day 0 up to Day 21

  20. Number of participants who are tolerant of TAR-200 indwelling (Arm 2)

    Time frame: From Day 21 up to Day 42

  21. Percentage of participants who are tolerant of TAR-200 indwelling (Arm 2)

    Time frame: From Day 21 up to Day 42

  22. Cmax, plasma dFdU (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Cmax (maximum concentration achieved over time) of diflourodeoxyuridine (dFdU) in plasma.

  23. Tmax, plasma dFdU (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Tmax (Day at which maximum concentration was achieved) of diflourodeoxyuridine (dFdU) in plasma.

  24. Cavg, plasma dFdU (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Descriptive statistics (e.g. sample size, mean and median, quartiles, minimum and maximum and box plots) of the concentration of diflourodeoxyuridine (dFdU) in plasma.

  25. Cmax, plasma dFdC (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Cmax (maximum concentration achieved over time) of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in plasma.

  26. Tmax, plasma dFdC (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Tmax (Day at which maximum concentration was achieved) of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in plasma

  27. Cavg, plasma dFdC (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Descriptive statistics (e.g. sample size, mean and median, quartiles, minimum and maximum and box plots) of the concentration of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in plasma.

  28. Cmax, urine dFdU (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Cmax (maximum concentration achieved over time) of diflourodeoxyuridine (dFdU) in urine.

  29. Tmax, urine dFdU (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Tmax (Day at which maximum concentration was achieved) of diflourodeoxyuridine (dFdU) in urine

  30. Cavg, urine dFdU (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Descriptive statistics (e.g. sample size, mean and median, quartiles, minimum and maximum and box plots) of the concentration of diflourodeoxyuridine (dFdU) in urine.

  31. Cmax, urine dFdC (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Cmax (maximum concentration achieved over time) of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in urine.

  32. Tmax, urine dFdC (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Tmax (Day at which maximum concentration was achieved) of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in urine.

  33. Cavg, urine dFdC (Arm 2)

    Time frame: From Day 0 up to Day 47

    Analysis of Descriptive statistics (e.g. sample size, mean and median, quartiles, minimum and maximum and box plots) of the concentration of gemcitabine (deoxydifluorocytidine hydrochloride - dFdC) in urine

  34. Preliminary anti-tumor effects will be assessed in tumor material (post-treatment) for assessment of immunohistochemical tissue biomarkers of drug-induced cell death (AKT, CD31, Ki67, TUNEL). (Arm 2)

    Time frame: Anti-tumor analysis will occur at the following study day visit Day 42

Sponsors and collaborators

Lead sponsor

Taris Biomedical LLC

Industry

Registry information

Official study title

A Phase 1b, Multicenter, Open Label Study Evaluating Safety, Tolerability and Preliminary Efficacy of GemRIS 225 mg in Subjects With Non-Muscle-Invasive Urothelial Carcinoma of the Bladder

Important dates

Study start
2016
Primary completion
2018
Study completion
2020
First posted
Mar 25, 2016
Registry last updated
Mar 10, 2020

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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