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TBPM-PI-HBr

Phase 3

Complicated Urinary Tract Infection | Small molecule | Nephrology |Spero Therapeutics, Inc.|Last Updated: Jul 25, 2022

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindACTIVE_CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment1,372
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03788967Study to Assess the Efficacy, Safety and Pharmacokinetics of Orally Administered Tebipenem Pivoxil Hydrobromide (SPR994) Compared to Intravenous Ertapenem in Participants With Complicated Urinary Tract Infection (cUTI) or Acute Pyelonephritis (AP)PHASE3 COMPLETED 1,372Jun 3, 2019May 27, 2020Jul 25, 202296 United States, Bulgaria +13
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Study Endpoints
Primary Endpoints
Overall Response (Combined Clinical Cure and Microbiological Eradication) at Test-of-Cure (TOC) in Micro Intent-to-Treat Population
Day 19 (TOC)

Overall response is participants with combined clinical cure and microbiological eradication. Clinical cure is defined as complete resolution or significant improvement of signs and symptoms of cUTI or AP that were present at baseline and no new symptoms, such that no further antimicrobial therapy is warranted. Microbiological eradication is defined as reduction of baseline urine pathogen(s) to \<10\^3 colony forming unit/milliliter (CFU/mL) and negative repeated blood culture if blood culture was positive for uropathogen growth at baseline.

Number of Participants With Treatment Emergent Adverse Events (TEAEs) in The Safety Population
From the first dose of administration up to Day 25 post-treatment ± 2 days (up to approximately 27 days)

An Adverse Event (AE) was defined as any untoward medical occurrence in a subject or clinical investigation participant administered a pharmaceutical product, which does not necessarily have to have a causal relationship with the treatment. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal (investigational/experimental) product, whether or not related to this product.

Secondary Endpoints
Overall Response (Combined Clinical Cure Plus Microbiological Eradication) At Test-Of-Cure (TOC) In The Microbiologically Evaluable (ME) - TOC Population
Day 19 (TOC)
Clinical Cure at End-of-Treatment (EOT), TOC, and Sustained Clinical Cure at Late Follow-Up (LFU) Days in the Micro-ITT Populations
Days 15 (EOT), Day 19 (TOC) and Day 25 (LFU)
Clinical Cure at EOT Days the Clinically Evaluable (CE-EOT) Populations
Day 15 (EOT)
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
TBPM-PI-HBr 600 mgEXPERIMENTALTBPM-PI-HBr 600 mg (300 mg×2 ) film-coated tablets, administered orally three times per day (every 8 hours \[q8h\] ± 0.5 h) plus a single dummy IV infusion over 30 minutes (min) once daily (every 24 hours \[q24h\] ± 0.5 h) up to Day 15; participants with moderate renal insufficiency (creatinine clearance \[CrCl\] \>30 to ≤50 mL/min) required TBPM-PI-HBr dosage adjustment to 300 mg (one tablet) q8h ± 0.5 h.
Ertapenem 1 gACTIVE_COMPARATORErtapenem for IV injection, administered as a 1-gram IV infusion over 30 min once daily (q24h ± 0.5 h) plus dummy placebo tablets administered orally q8h (±0.5 h) up to Day 14; no dose adjustment of ertapenem was required for participants with renal insufficiency.
Interventions
NameTypeDescription
TBPM-PI-HBrDRUGTBPM-PI-HBr tablets administered orally.
ErtapenemDRUGAntibiotic Therapy for cUTI.
Dummy InfusionDRUGDummy intravenous infusion.
Dummy tabletsDRUGDummy tablets orally.
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites96

Inclusion Criteria 1. Male and female participants at least 18 years of age. 2. Able to provide informed consent. 3. Able to ingest oral tablets for the anticipated treatment duration. If present at baseline, nausea and/or vomiting should have been mild or well-controlled with antiemetic therapy, i...

Countries:United StatesBulgariaCzechiaEstoniaGeorgiaHungaryLatviaMoldovaPolandRomaniaRussiaSerbiaSlovakiaSouth AfricaUkraine
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