- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT07605845
Safety and Efficacy of GL-2045 in Patients With Immune Thrombocytopenia
Initial Safety and Efficacy, Sequential Group, Adaptive Dose Study of GL-2045 Subcutaneous Injection Repeat Doses in Patients With Immune Thrombocytopenia
Studieoversigt
Detaljeret beskrivelse
This is a Phase 1b, open-label, multiple subcutaneous (SC) injection dose study in participants with ITP. The specific aims of this study are to determine:
- The safety of the study drug when given to participants with ITP
- The effect of the study drug on safety blood tests and blood platelet counts
- How the study drug affects certain responses in the body such as severity of bleeding, levels of fatigue and health-related quality of life
- How much of the study drug gets into the bloodstream
- The body's immune response to the study drug
This information, together with pharmacokinetic (PK) data, will help to establish doses and dosing regimens suitable for use in future studies. The effects of GL-2045 on multiple biomarkers will also be investigated.
Undersøgelsestype
Tilmelding (Anslået)
Fase
- Fase 1
Kontakter og lokationer
Studiekontakt
- Navn: Gliknik Clinical Trials Group
- Telefonnummer: 410-665-0662
- E-mail: gliknikclinicaltrialinquiries@gliknik.com
Studiesteder
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Leeds, Det Forenede Kongerige, LS11 9EH
- Rekruttering
- Fortrea Clinical Research Unit Ltd
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Beskrivelse
Key Inclusion Criteria:
- Male or female between 18 and 80 years of age with ITP or certain limited ITP conditions.
- Females must not be pregnant or lactating. Males and females of childbearing potential must agree to use contraception.
- A platelet count of 10 to 49 × 10^9/L at baseline.
- Study subjects must have prior response to corticosteroids or to intravenous immunoglobin (IVIg) documented by a consultant hematologist. Prior response to thrombopoietin receptor agonists is insufficient for eligibility.
- The subject may be on a stable dose of corticosteroids for the 3 months prior to study entry, limited to a daily dose of prednisone 10 mg or equivalent. No reductions or increases of steroids are allowed during the study.
Key Exclusion Criteria:
- Any serious adverse event (SAE) with prior IVIg dosing.
- Prior splenectomy within 1 year of randomization or planned splenectomy during the study period.
- Participants with grade 2 bleeding by World Health Organization (WHO) bleeding criteria in the 8 weeks prior to treatment.
- Abnormal organ function including liver and kidney.
- Any previous or current treatments prohibited by the protocol.
- Treatment within the last 4 weeks or intention to treat during the study with a thrombopoietin receptor agonist including romiplostim (Nplate®), eltrombopag (Revolade®), or avatrombopag (Doptelet®).
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: N/A
- Interventionel model: Sekventiel tildeling
- Maskning: Ingen (Åben etiket)
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
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Eksperimentel: GL-2045
Participants will receive GL-2045 by SC injection during the treatment period. Cohort 1: Adaptive design cohort during which dose adjustment may occur. Up to 18 participants will be enrolled Cohort 2: Fixed-dose and dosing frequency testing 1 or 2 dose levels and dose regimens. Up to 24 participants will be enrolled |
Administrative route: SC injection
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Tidsramme |
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Incidence, severity and type of adverse events and laboratory abnormalities
Tidsramme: Screening (Days -28 to -2) to Follow-up (Day 55)
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Screening (Days -28 to -2) to Follow-up (Day 55)
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Multiple measurements of change from baseline in platelet count
Tidsramme: Day -1 to Follow-up (Day 55)
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Day -1 to Follow-up (Day 55)
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Sekundære resultatmål
Resultatmål |
Tidsramme |
|---|---|
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Change from Baseline in Tumor Necrosis Factor-Alpha (TNF-α) Levels
Tidsramme: Day 1 to Follow-up (Day 55)
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Day 1 to Follow-up (Day 55)
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Change from Baseline in Classical Complement Pathway (CCP) Inhibition
Tidsramme: Day 1 to Follow-up (Day 55)
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Day 1 to Follow-up (Day 55)
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Changes in bleeding scale
Tidsramme: Day -1 to Follow-up (Day 55)
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Day -1 to Follow-up (Day 55)
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Changes from baseline in Functional Assessment of Chronic Illness Therapy (FACIT-Fatigue) Questionnaire
Tidsramme: Day -1 to Follow-up (Day 55)
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Day -1 to Follow-up (Day 55)
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Changes from baseline in FACIT-Thrombocytopenia 6 Questionnaire
Tidsramme: Day -1 to Follow-up (Day 55)
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Day -1 to Follow-up (Day 55)
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Area under the plasma concentration-time curve from time 0 to the time of last quantifiable concentration (AUCO-tlast)
Tidsramme: Day 1 to Follow-up (Day 55)
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Day 1 to Follow-up (Day 55)
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Maximum observed concentration (Cmax)
Tidsramme: Day 1 to Follow-up (Day 55)
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Day 1 to Follow-up (Day 55)
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Time of the maximum observed concentration (tmax)
Tidsramme: Day 1 to Follow-up (Day 55)
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Day 1 to Follow-up (Day 55)
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Incidence of immune response to drug
Tidsramme: Day 1 to Day 48
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Day 1 to Day 48
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Samarbejdspartnere og efterforskere
Sponsor
Efterforskere
- Ledende efterforsker: Jim Bush, MBChB, PhD, Fortrea Clinical Research Unit Ltd.
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Primær færdiggørelse (Anslået)
Studieafslutning (Anslået)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
- Cytopeni
- Patologiske processer
- Autoimmune sygdomme
- Sygdomme i immunsystemet
- Blødning
- Hudmanifestationer
- Hæmatologiske sygdomme
- Blodkoagulationsforstyrrelser
- Hæmoragiske lidelser
- Blodpladeforstyrrelser
- Trombotiske mikroangiopatier
- Purpura, trombocytopenisk
- Purpura
- Trombocytopeni
- Patologiske tilstande, tegn og symptomer
- Tegn og symptomer
- Hemiske og lymfatiske sygdomme
- Purpura, trombocytopenisk, idiopatisk
Andre undersøgelses-id-numre
- GL-2045-03
- 2025-522629-36 (EudraCT nummer)
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
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