deltatrials
Terminated PHASE2 INTERVENTIONAL 2-arm NCT04252625

Trial of Quercetin, Bromelain, Rye Flower Pollen & Papain on Reducing Severity of Radiation-Induced Prostatitis (Q-Urol)

A Phase II Randomized Controlled Trial of a Supplement Containing Quercetin, Bromelain, Rye Flower Pollen, and Papain on Reducing the Severity of Radiation-Induced Prostatitis

Sponsor: Farr Labs, LLC

Conditions Prostate Adenocarcinoma
Interventions Placebo Q-Urol
Updated 21 times since 2020 Last updated: Jan 9, 2026 Started: Nov 14, 2022 Primary completion: Dec 27, 2023 Completion: Jan 25, 2024
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Drug Supply Issue

Other Prostate Adenocarcinoma trials with similar outcome

Browse all Prostate Adenocarcinoma trials

Listed as NCT04252625, this PHASE2 trial focuses on Prostate Adenocarcinoma and remains terminated or withdrawn. Sponsored by Farr Labs, LLC, it has been updated 21 times since 2022, reflecting substantial change activity. This study contributes to the evolving evidence base for cancer treatment protocols.

Status Flow

~Mar 2020 – ~Jun 2020 · 3 months · monthly snapshot~Jun 2020 – ~Aug 2020 · 2 months · monthly snapshot~Aug 2020 – ~Nov 2020 · 3 months · monthly snapshot~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshot~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshot~Feb 2021 – ~Apr 2021 · 59 days · monthly snapshot~Apr 2021 – ~Jun 2021 · 2 months · monthly snapshot~Jun 2021 – ~Oct 2021 · 4 months · monthly snapshot~Oct 2021 – ~Jan 2022 · 3 months · monthly snapshot~Jan 2022 – ~Feb 2022 · 31 days · monthly snapshot~Feb 2022 – ~Apr 2022 · 59 days · monthly snapshot~Apr 2022 – ~Jun 2022 · 2 months · monthly snapshot~Jun 2022 – ~Jul 2022 · 30 days · monthly snapshot~Jul 2022 – ~Jul 2023 · 12 months · monthly snapshot~Jul 2023 – ~Mar 2024 · 8 months · monthly snapshot~Mar 2024 – ~Jul 2024 · 4 months · monthly snapshot~Jul 2024 – ~Aug 2024 · 31 days · monthly snapshot~Aug 2024 – ~Sep 2024 · 31 days · monthly snapshot~Sep 2024 – ~Jun 2025 · 9 months · monthly snapshot~Jun 2025 – ~Feb 2026 · 8 months · monthly snapshot~Feb 2026 – present · 5 months · monthly snapshot

Change History

21 versions recorded

  1. Feb 2026 — Present [monthly]

    Terminated PHASE2

  2. Jun 2025 — Feb 2026 [monthly]

    Terminated PHASE2

  3. Sep 2024 — Jun 2025 [monthly]

    Terminated PHASE2

  4. Aug 2024 — Sep 2024 [monthly]

    Terminated PHASE2

    Status: Suspended → Terminated

  5. Jul 2024 — Aug 2024 [monthly]

    Suspended PHASE2

▶ Show 16 earlier versions

  1. Mar 2024 — Jul 2024 [monthly]

    Suspended PHASE2

    Status: Recruiting → Suspended

  2. Jul 2023 — Mar 2024 [monthly]

    Recruiting PHASE2

  3. Jul 2022 — Jul 2023 [monthly]

    Recruiting PHASE2

    Status: Not Yet Recruiting → Recruiting

  4. Jun 2022 — Jul 2022 [monthly]

    Not Yet Recruiting PHASE2

  5. Apr 2022 — Jun 2022 [monthly]

    Not Yet Recruiting PHASE2

  6. Feb 2022 — Apr 2022 [monthly]

    Not Yet Recruiting PHASE2

  7. Jan 2022 — Feb 2022 [monthly]

    Not Yet Recruiting PHASE2

  8. Oct 2021 — Jan 2022 [monthly]

    Not Yet Recruiting PHASE2

  9. Jun 2021 — Oct 2021 [monthly]

    Not Yet Recruiting PHASE2

  10. Apr 2021 — Jun 2021 [monthly]

    Not Yet Recruiting PHASE2

  11. Feb 2021 — Apr 2021 [monthly]

    Not Yet Recruiting PHASE2

  12. Jan 2021 — Feb 2021 [monthly]

    Not Yet Recruiting PHASE2

  13. Nov 2020 — Jan 2021 [monthly]

    Not Yet Recruiting PHASE2

  14. Aug 2020 — Nov 2020 [monthly]

    Not Yet Recruiting PHASE2

  15. Jun 2020 — Aug 2020 [monthly]

    Not Yet Recruiting PHASE2

  16. Mar 2020 — Jun 2020 [monthly]

    Not Yet Recruiting PHASE2

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Farr Labs, LLC
  • University of Utah
Data source: University of Utah

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations