deltatrials
Completed PHASE3 INTERVENTIONAL 2-arm NCT03304054

Study to Evaluate Amifampridine Phosphate in Patients With MuSK-MG

A Randomized, Placebo-control, Parallel Group Study to Evaluate the Effect of Amifampridine Phosphate in Patients With MuSK Antibody Positive Myasthenia Gravis, and a Sample of AChR Antibody Positive Myasthenia Gravis Patients

Sponsor: Catalyst Pharmaceuticals, Inc.

Updated 18 times since 2017 Last updated: Mar 7, 2024 Started: Apr 18, 2018 Primary completion: Jan 31, 2020 Completion: Mar 15, 2020
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 Myasthenia Gravis, Generalized, this trial is completed. The trial is conducted by Catalyst Pharmaceuticals, Inc. and has accumulated 18 data snapshots since 2018. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Oct 2017 – ~Jan 2018 · 3 months · monthly snapshot~Jan 2018 – ~Mar 2018 · 59 days · monthly snapshot~Mar 2018 – ~Jun 2018 · 3 months · monthly snapshot~Jun 2018 – ~Jul 2018 · 30 days · monthly snapshot~Jul 2018 – ~Oct 2018 · 3 months · monthly snapshot~Oct 2018 – ~Mar 2019 · 5 months · monthly snapshot~Mar 2019 – ~Apr 2019 · 31 days · monthly snapshot~Apr 2019 – ~Sep 2019 · 5 months · monthly snapshot~Sep 2019 – ~Mar 2020 · 6 months · monthly snapshot~Mar 2020 – ~May 2020 · 2 months · monthly snapshot~May 2020 – ~Jan 2021 · 8 months · monthly snapshot~Jan 2021 – ~Sep 2021 · 8 months · monthly snapshot~Sep 2021 – ~Dec 2022 · 15 months · monthly snapshot~Dec 2022 – ~Jan 2023 · 31 days · monthly snapshot~Jan 2023 – ~Apr 2024 · 15 months · monthly snapshot~Apr 2024 – ~Jul 2024 · 3 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – present · 22 months · monthly snapshot

Change History

18 versions recorded
  1. Sep 2024 — Present [monthly]

    Completed PHASE3

  2. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE3

  3. Apr 2024 — Jul 2024 [monthly]

    Completed PHASE3

  4. Jan 2023 — Apr 2024 [monthly]

    Completed PHASE3

  5. Dec 2022 — Jan 2023 [monthly]

    Completed PHASE3

Show 13 earlier versions
  1. Sep 2021 — Dec 2022 [monthly]

    Completed PHASE3

  2. Jan 2021 — Sep 2021 [monthly]

    Completed PHASE3

  3. May 2020 — Jan 2021 [monthly]

    Completed PHASE3

    Status: Active Not RecruitingCompleted

  4. Mar 2020 — May 2020 [monthly]

    Active Not Recruiting PHASE3

    Status: RecruitingActive Not Recruiting

  5. Sep 2019 — Mar 2020 [monthly]

    Recruiting PHASE3

  6. Apr 2019 — Sep 2019 [monthly]

    Recruiting PHASE3

  7. Mar 2019 — Apr 2019 [monthly]

    Recruiting PHASE3

  8. Oct 2018 — Mar 2019 [monthly]

    Recruiting PHASE3

  9. Jul 2018 — Oct 2018 [monthly]

    Recruiting PHASE3

  10. Jun 2018 — Jul 2018 [monthly]

    Recruiting PHASE3

  11. Mar 2018 — Jun 2018 [monthly]

    Recruiting PHASE3

    Status: Not Yet RecruitingRecruiting

  12. Jan 2018 — Mar 2018 [monthly]

    Not Yet Recruiting PHASE3

  13. Oct 2017 — Jan 2018 [monthly]

    Not Yet Recruiting PHASE3

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Catalyst Pharmaceuticals, Inc.
Data source: Catalyst Pharmaceuticals, Inc.

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