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Dazucorilant hos patienter med amyotrofisk lateral sklerose (DAZALS) (DAZALS)

23. september 2026 opdateret af: Corcept Therapeutics

En fase 2, multicenter, randomiseret, dobbeltblind, placebokontrolleret undersøgelse, der evaluerer sikkerhed og effektivitet af CORT113176 (Dazucorilant) hos patienter med amyotrofisk lateral sklerose (DAZALS)

The purpose of this 2-part study is to assess the safety and efficacy of CORT113176 (dazucorilant) in patients with Amyotrophic Lateral Sclerosis (ALS).

Studieoversigt

Status

Aktiv, ikke rekrutterende

Betingelser

Intervention / Behandling

Detaljeret beskrivelse

In Part 1, eligible ALS patients will be randomized to one of three treatment arms (1:1:1) across North America and Europe for a 24-week double-blind treatment period. Patients who complete participation (i.e., complete all visits) in the double-blind treatment period will be eligible for participation in a 132-week open-label extension (OLE) study. A daily dose of 300 mg dazucorilant will be used in the OLE period. Patients who complete the double-blind treatment period and who do not enter the OLE will enter the 132-week follow-up period.

In Part 2, eligible ALS patients will receive open-label treatment to evaluate dose titration and tolerability of dazucorilant. The dose titration will begin with an initial 75 mg once daily dose, and the dose will be titrated up as tolerated in 75 mg increments until the 300 mg once daily target dose is reached and maintained for 3 weeks. Patients who complete participation in the dose-titration treatment period will be eligible to continue treatment with dazucorilant 300 mg once daily in a 52-week open-label extension portion of the study.

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

279

Fase

  • Fase 2

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

      • Leuven, Belgien, 3000
        • 108
    • Ontario
      • Hamilton, Ontario, Canada, L8N 3Z5
        • 425
    • Quebec
      • Montreal, Quebec, Canada, H3A2B4
        • 273
      • Stoke-on-Trent, Det Forenede Kongerige, ST4 6QG
        • 263
    • Arizona
      • Phoenix, Arizona, Forenede Stater, 85013
        • 062
    • California
      • San Francisco, California, Forenede Stater, 94109
        • 278
    • New Jersey
      • Neptune City, New Jersey, Forenede Stater, 07753
        • 287
    • New York
      • New York, New York, Forenede Stater, 10032
        • 353
      • Bron, Frankrig, 69500
        • 422
      • Lille, Frankrig, 59037
        • 258
      • Limoges, Frankrig, 87042
        • 257
      • Marseille, Frankrig, 13385
        • 261
      • Montpellier, Frankrig, 42395
        • 423
      • Nice, Frankrig, 06001
        • 259
      • Paris, Frankrig, 75651
        • 262
      • Tours, Frankrig, 37000
        • 256
      • Utrecht, Holland, 3584 CW
        • 264
      • Dublin, Irland, D09 YD60
        • 253
      • Bydgoszcz, Polen, 85-163
        • 283
      • Krakow, Polen, 30721
        • 385
      • Warsaw, Polen, 01-684
        • 254
      • Warsaw, Polen, 02-473
        • 274
      • Barcelona, Spanien, 08003
        • 302
      • Barcelona, Spanien, 08035
        • 115
      • Madrid, Spanien, 28046
        • 303
      • Málaga, Spanien, 29010
        • 282
      • Valencia, Spanien, 46026
        • 194
      • Berlin, Tyskland, 13353
        • 255
      • Bonn, Tyskland, 53127
        • 270
      • Dresden, Tyskland, 1307
        • 268
      • Hanover, Tyskland, 30625
        • 260
      • Jena, Tyskland, 7747
        • 265
      • München, Tyskland, 81675
        • 386
      • Rostock, Tyskland, 18147
        • 267
      • Ulm, Tyskland, 89081
        • 269

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Male and female patients ≥18 years of age with sporadic or familial ALS. In Part 1, patients must have a risk of ALS progression characterized by a European Network for the Cure of ALS (ENCALS) risk profile score ≥ -6 and ≤ -3. In Part 2 patients must have a risk of ALS progression characterized by an Treatment Research Initiative to Cure ALS (TRICALS) risk profile score ≥ -7 and ≤ -3.
  • If taking riluzole, edaravone, and/or sodium phenylbutyrate and taurursodiol, must be on a stable dose prior to Screening. Sodium phenylbutyrate and taurursodiol are not permitted for patients enrolled in Part 2 of the study.
  • Part 2 only: Patients with a pathogenic mutation in superoxide dismutase 1 gene (SOD1) must not be receiving treatment with tofersen or eligible for treatment with tofersen if available. Patients who have received prior treatment with tofersen and discontinued due to safety and/or efficacy reasons prior to Screening are eligible.
  • Part 2 only: Use of ultra high-dose methylcobalamin for the treatment of ALS is permitted provided the patient has been on a stable dose for ≥11 weeks prior to the Day 1 visit.

Exclusion Criteria:

  • History of a clinically significant non-ALS neurologic disorder
  • Inability to swallow capsules.
  • Blood platelet count <150,000/mm^3.
  • Renal impairment indicated by Estimated Glomerular Filtration Rate (eGFR) ≤30 mL/min/1.73 m^2. Part 2 only: Patients with a recent history of acute kidney injury should have returned to their baseline renal function (i.e, eGFR prior to acute kidney injury) prior to enrollment.
  • Human immunodeficiency virus (HIV) or current chronic/active infection with hepatitis C virus or hepatitis B virus. Part 2 only: Known history of HIV or chronic/active infection with hepatitis C or hepatitis B virus; testing does not need to be performed if infection status is unknown.
  • Women who are pregnant, planning to become pregnant, or are breastfeeding.
  • Use of non-invasive ventilation (NIV) or mechanical ventilation via tracheostomy, or on any form of oxygen supplementation.
  • Cancer that is currently being treated (except adequately controlled basal cell carcinoma or squamous cell carcinoma of the skin, stage I endometrial cancer or carcinoma in situ of the cervix or breast) or a history of cancer with an expected survival < 2 years.
  • Current or anticipated need of a diaphragm pacing system (DPS).
  • Previous exposure or treatment with glucocorticoid receptor modulators or antagonists.
  • Taking, or have taken, any systemic, inhaled, or potent dermatologic topical corticosteroids (Class I to III) within a period equivalent to 5 half-lives of the corticosteroid used prior to first dose of study drug. Patients who have stopped glucocorticoid use should have an alternative option if their condition deteriorates during the study.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Tredobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Part 1: CORT113176 (Dazucorilant) 300 mg

300 mg of dazucorilant will be administered once daily.

300 mg of dazucorilant will be administered once daily in 4 capsules of 75 mg dazucorilant/capsule.

Andre navne:
  • CORT113176
Eksperimentel: Part 1: CORT113176 (Dazucorilant) 150 mg

150 mg of dazucorilant will be administered once daily.

Dazucorilant and placebo will be administered once daily in 4 capsules, 2 capsules with 75 mg dazucorilant/capsule, and 2 capsules of placebo equivalent.

Andre navne:
  • CORT113176

Placebo will be administered once daily in capsules of placebo equivalent.

Placebo komparator: Part 1: Placebo (matched to study drug)

Placebo will be administered once daily.

Placebo will be administered once daily in capsules of placebo equivalent.

Eksperimentel: Part 2: CORT113176 (Dazucorilant) 75 - 300 mg Dose-titration

75 mg of dazucorilant will be administered once daily for 1 week, and increased weekly in 75 mg increments up to 300 mg once daily.

Dazucorilant will be administered once daily in 75-mg capsules.

Andre navne:
  • CORT113176

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Change from Baseline to Week 24 in the ALS Functional Rating Scale-Revised (ALSFRS-R) total score.
Tidsramme: Baseline to Week 24

This outcome measure is assessed in study Part 1.

Baseline to Week 24
Incidence of Adverse Events (AEs), Serious Adverse Events (SAEs), treatment-related AEs, AEs by severity, and deaths due to AEs
Tidsramme: Baseline to Week 24

This outcome measure is assessed in study Part 1.

Baseline to Week 24
Incidence of treatment-emergent AEs and SAEs
Tidsramme: Baseline up to Week 12

This outcome measure is assessed in study Part 2.

Baseline up to Week 12
Incidence of treatment-emergent AEs leading to dose interruptions, dose reductions, and/or discontinuations of study drug
Tidsramme: Baseline up to Week 12

This outcome measure is assessed in study Part 2.

Baseline up to Week 12

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Change from Baseline to Week 24 in muscle strength (assessed using hand-held dynamometer)
Tidsramme: Baseline to Week 24

This outcome measure is assessed in study Part 1.

Baseline to Week 24
Change from Baseline to Week 24 in Percent Slow Vital Capacity
Tidsramme: Baseline to Week 24

This outcome measure is assessed in study Part 1.

Baseline to Week 24
Change from Baseline to Week 24 in EuroQol-5 Dimensions-5 Levels (EQ-5D-5L)
Tidsramme: Baseline to Week 24

This outcome measure is assessed in study Part 1.

Baseline to Week 24
Time to Death
Tidsramme: From randomization date to the date of death from any cause up to 156 weeks

This outcome measure is assessed in study Part 1.

From randomization date to the date of death from any cause up to 156 weeks

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Efterforskere

  • Studieleder: Sophia Majeed, PharmD, PhD, Corcept Therapeutics Incorporated

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

15. november 2022

Primær færdiggørelse (Anslået)

1. oktober 2026

Studieafslutning (Anslået)

1. november 2027

Datoer for studieregistrering

Først indsendt

2. juni 2022

Først indsendt, der opfyldte QC-kriterier

2. juni 2022

Først opslået (Faktiske)

7. juni 2022

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

24. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

23. september 2026

Sidst verificeret

1. september 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • CORT113176-652
  • 2021-005611-31 (EudraCT nummer)

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ja

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

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