A Study to Determine if BHV-1400 is Effective and Safe in Adults With IgA Nephropathy
A Multi-Center, Randomized, Double-Blind, Placebo Controlled Study to Evaluate the Efficacy and Safety of BHV-1400 in the Treatment of IgA Nephropathy
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Fase
Fase
- Fase 3
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: Chief Medical Officer
- Telefonnummer: 203-404-0410
- E-mail: clinicaltrials@biohavenpharma.com
Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Beskrivelse
Key Inclusion Criteria:
Diagnosis of IgAN as confirmed by renal biopsy conducted within 10 years prior to Screening.
- If a participant has a history of diabetes, the biopsy must have been conducted within 2 years prior to Screening with no evidence of diabetic nephropathy.
- In all cases, if a historical biopsy report is not available, a biopsy may be performed prior to Screening.
- UPCR ≥ 0.75 g/g or UPE ≥ 1.0 g/d determined via 24 hour collection.
- eGFR ≥ 30 mL/min/1.73m2 (CKD-EPI equation).
- Participants must have been on supportive care including a stable dose regimen of ACEi or ARB (at the locally approved maximal daily dose or the maximally tolerated dose per Investigators' judgment) for at least 90 days prior to Screening. Subjects who are not able to tolerate ACEi or ARB therapy may be eligible for participation in the trial if their overall management including blood pressure control is as per local applicable guidelines. This must be discussed with the medical monitor and documented by the Investigator.
- Patients may be on a dual endothelin angiotensin receptor antagonist (DEARA) or endothelin receptor antagonist (ERA) but must be on a stable dose for at least 90 days prior to Screening and they must remain on a stable dose throughout the course of the study. Participants may be on a sodium-glucose cotransporter 2 (SGLT2) inhibitor, mineralocorticoid receptor antagonist (including Finerenone), but must be on a stable dose for 90 days prior to Screening and must remain on a stable dose throughout the course of the study.
Key Exclusion Criteria:
- Any secondary IgAN as defined by the Investigator; secondary IgAN can be associated with cirrhosis, celiac disease, HIV infection, herpetiformis, seronegative arthritis, small-cell carcinoma, lymphoma, disseminated tuberculosis, bronchiolitis obliterans, inflammatory bowel disease, familial Mediterranean fever, etc. NOTE: IgA Vasculitis excluded if patient has had any IgA Vasculitis related extrarenal signs or symptoms, or requirement for steroid or other immunosuppressive therapy in the past year.
- Any cause of chronic kidney disease that is not diagnosed as IgAN or may be due to non-IgAN cause, such as diabetic nephropathy. If presence of other kidney disease or concurrent glomerulopathies felt to be non-dominant, consideration for inclusion must be discussed with and approved by the Sponsor Medical Monitor/Sponsor Designee.
- Presence of rapidly progressive glomerulonephritis as defined by 50% decline in eGFR within 3 months prior to Screening.
- Evidence of nephrotic syndrome, defined as 24-hour protein > 3.5g with concurrent hypoalbuminemia (Albumin < 3.0 g/dl), within 6 months of Screening
- End-stage renal disease requiring dialysis or transplantation
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Firedobbelt
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
|
Eksperimentel: BHV-1400
500mg BHV-1400 is delivered subcutaneously via autoinjector.
Participants will be randomized in a 2:1 ratio to receive either BHV-1400 or placebo.
|
500 mg delivered subcutaneously via autoinjector
|
|
Placebo komparator: Placebo
Matching placebo is delivered subcutaneously via autoinjector.
Participants will be randomized in a 2:1 ratio to receive either BHV-1400 or placebo.
|
Matching placebo delivered subcutaneously via autoinjector
|
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Change from baseline in natural log-transformed Urine Protein to Creatinine Ratio (UPCR) at Week 52
Tidsramme: Baseline to Week 52
|
Baseline to Week 52
|
Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Change from baseline in GdIgA1 at Week 52
Tidsramme: Baseline to Week 52
|
Baseline to Week 52
|
|
|
Change from Baseline in Estimated Glomerular Filtration Rate (eGFR) at Week 52
Tidsramme: Baseline to Week 52
|
Baseline to Week 52
|
|
|
Time to Gd-IgA1 reduction greater than or equal to 50% during double-blind (DB) treatment phase
Tidsramme: Up to 52 weeks
|
Up to 52 weeks
|
|
|
Time to UPCR reduction greater than or equal to 30% during double-blind (DB) treatment phase
Tidsramme: Up to 52 weeks
|
Up to 52 weeks
|
|
|
Hematuria resolution at Week 52 (among participants with hematuria at baseline)
Tidsramme: Baseline to Week 52
|
Baseline to Week 52
|
|
|
Proportion of study participants reaching a Urinary Protein Excretion (UPE) below 0.5 g/d at Week 52
Tidsramme: Baseline to Week 52
|
Baseline to Week 52
|
|
|
Number of unique participants with SAEs, AEs leading to discontinuation or deaths that are observed during the DB Treatment Phase (up to 52 weeks)
Tidsramme: Up to 52 Weeks
|
Up to 52 Weeks
|
|
|
Number of unique participants with Grade 3 to 4 lab abnormalities that are observed during the DB Treatment Phase (up to 52 weeks)
Tidsramme: Up to 52 Weeks
|
Up to 52 Weeks
|
|
|
Change from baseline difference in the magnitude of the treatment effect (BHV-1400 versus placebo) in eGFR at Week 52.
Tidsramme: Baseline to Week 52
|
Assessed by the lower limit of the 1-sided 80% confidence interval change from baseline difference
|
Baseline to Week 52
|
|
Number of participants experiencing any of the following during the DB phase: at least 30% reduction relative to baseline in eGFR for at least 30 days, eGFR <15 mL/min/1.73m2 for at least 30 days, chronic dialysis ≥30 days, kidney transplant, death
Tidsramme: Up to 52 Weeks
|
Up to 52 Weeks
|
|
|
Number of unique participants with SAEs, AEs leading to discontinuation or deaths that are observed through the Open-label Treatment Phase
Tidsramme: Up to 104 Weeks
|
Up to 104 Weeks
|
|
|
Number of unique participants with Grade 3 to 4 lab abnormalities that are observed through the Open-label Treatment Phase
Tidsramme: Up to 104 Weeks
|
Up to 104 Weeks
|
Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Datoer for undersøgelser
Studer store datoer
Studiestart (Anslået)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
- Urogenitale sygdomme
- Patologiske processer
- Mandlige urogenitale sygdomme
- Urogenitale sygdomme hos kvinder
- Kvinders urogenitale sygdomme og graviditetskomplikationer
- Kronisk sygdom
- Sygdomsegenskaber
- Autoimmune sygdomme
- Sygdomme i immunsystemet
- Vandladningsforstyrrelser
- Urologiske manifestationer
- Nyreinsufficiens
- Patologiske tilstande, tegn og symptomer
- Tegn og symptomer
- Urologiske sygdomme
- Nefritis
- Glomerulonefritis
- Nyresygdomme
- Nyreinsufficiens, kronisk
- Glomerulonefritis, IGA
- Proteinuri
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- BHV1400-301
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
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