deltatrials
Unknown PHASE3 INTERVENTIONAL 2-arm NCT04333108

Masitinib in Severe Indolent or Smoldering Systemic Mastocytosis Unresponsive to Optimal Symptomatic Treatment

Phase 3 Study to Compare Oral Masitinib to Placebo in Treatment of Patients With Smouldering or Indolent Severe Systemic Mastocytosis, Unresponsive to Optimal Symptomatic Treatment

Sponsor: AB Science

Updated 9 times since 2020 Last updated: May 3, 2023 Started: Jul 1, 2020 Primary completion: Dec 31, 2024 Completion: Jun 30, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE3 clinical study on Indolent Systemic Mastocytosis, this trial is ongoing. The trial is conducted by AB Science and has accumulated 9 data snapshots since 2020. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~May 2020 – ~Dec 2020 · 7 months · monthly snapshotNot Yet Recruiting~Dec 2020 – ~Jan 2021 · 31 days · monthly snapshotRecruiting~Jan 2021 – ~Dec 2021 · 11 months · monthly snapshotRecruiting~Dec 2021 – ~Jun 2023 · 18 months · monthly snapshotRecruiting~Jun 2023 – ~Jul 2024 · 13 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotRecruiting~Sep 2024 – ~Jun 2025 · 9 months · monthly snapshotRecruiting~Jun 2025 – ~Sep 2025 · 3 months · monthly snapshotUnknown~Sep 2025 – present · 11 months · monthly snapshotUnknown

Change History

9 versions recorded
  1. Sep 2025 — Present [monthly]

    Unknown PHASE3

  2. Jun 2025 — Sep 2025 [monthly]

    Unknown PHASE3

    Status: RecruitingUnknown

  3. Sep 2024 — Jun 2025 [monthly]

    Recruiting PHASE3

  4. Jul 2024 — Sep 2024 [monthly]

    Recruiting PHASE3

  5. Jun 2023 — Jul 2024 [monthly]

    Recruiting PHASE3

Show 4 earlier versions
  1. Dec 2021 — Jun 2023 [monthly]

    Recruiting PHASE3

  2. Jan 2021 — Dec 2021 [monthly]

    Recruiting PHASE3

  3. Dec 2020 — Jan 2021 [monthly]

    Recruiting PHASE3

    Status: Not Yet RecruitingRecruiting

  4. May 2020 — Dec 2020 [monthly]

    Not Yet Recruiting PHASE3

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • AB Science
Data source: AB Science

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