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TP-271

Phase 1

Bacterial Infections | Small molecule | Infectious Disease |Innoviva, Inc.|Last Updated: Dec 17, 2021

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 Trials3
Total Enrollment136
FDA Designations
No designations recorded
Clinical Trials (3)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03450187A Phase 1 TP-271 Oral PK Multiple Ascending Dose StudyPHASE1 COMPLETED 40Mar 20, 2018Mar 31, 2019Dec 17, 20211 United States
NCT03234738A Phase 1 Safety and PK Study of IV TP-271PHASE1 COMPLETED 40Aug 16, 2017Jan 2, 2018Dec 13, 20211 United States
NCT03024034A Phase 1 TP-271 Oral PK Single Ascending Dose StudyPHASE1 COMPLETED 56Mar 2, 2017Jun 4, 2018Dec 13, 20211 United States
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Study Endpoints
Primary Endpoints
Adverse Events
From the time of signing of the informed consent form throughout study completion (approximately 39 days)

Incidence, intensity, and type of adverse events.

A Directed Physical Examination including chest/respiratory
Day -1 to the End of Study visit, Day 21

changes in physical examination findings for chest/respiratory

A Directed Physical Examination including heart/cardiovascular
Day -1 to the End of study visit, Day 21

Changes in Physical Examination including heart/cardiovascular

Vital Signs including Pulse Rate
Day -1 to the End of study visit, Day 21

Changes in Pulse Rate

Vital Signs including respiration rate
Day -1 to the End of study visit, Day 21

Changes in respiration rate

Vital Signs including body temperature
Day -1 to the end of study visit, Day 21

Changes in body temperature

Vital Signs including blood pressure
Day -1 to the End of study visit, Day 21

Changes in blood pressure

ECG measurements including PR interval
Day -1 to the End of study visit, Day 21

Changes in PR interval \> or=20

ECG measurements including QRS interval
Day -1 to the end of study visit, Day 21

Changes in QRS interval\> or=10

ECG measurements including QTcF interval
Day -1 to the end of study visit, Day 21

Changes in QTcF interval 30 to 60, \> or =60

Safety Laboratory results including clinical chemistry
Day -1 to the End of study visit, Day 21

Changes in safety laboratory results including clinical chemistry

Safety Laboratory results including electrolytes
Day -1 to the End of study visit, Day 21

Changes in safety laboratory results including electrolytes

Safety Laboratory results including hematology
Day -1 to the End of study visit, Day 21

Changes in safety laboratory results including hematology

Safety Laboratory results including blood glucose
Day -1 to the End of study visit, Day 21

Changes in Safety laboratory results including glucose

Safety Laboratory results including coagulation
Day -1 to the End of study visit, Day 21

Changes in Safety Laboratory results including coagulation

Physical Exams
~ 20 days

Changes in physical examination findings between Day -1 and the EOS Visit

Vital Signs
~ 20 days

Changes in vital signs from Day -1 through the EOS Visit

Safety Laboratory Results
~ 20 days

Changes in safety laboratory (clinical chemistry, electrolytes, hematology, blood glucose, and coagulation) results from Day -1 through the EOS Visit

ECG measurements
~ 20 days

Changes in electrocardiogram (ECG) measurements from Day -1 through the EOS Visit

Adverse Events (AE)
Through study completion, approximately 39 days

The incidence, intensity, and type of adverse events (AE) and the total number of participants experiencing AEs that are related to treatment Outcome measures to be collected in support of the primary objective (safety and tolerability) include: * The incidence, intensity, and type of AEs (from time of signing of informed consent form \[ICF\] through EOS); * Changes in physical examination findings (Day -1 and EOS); * Changes in vital signs (Day -1 through EOS); * Changes in safety laboratory (chemistry, hematology, coagulation, urinalysis) results (Days -1 through EOS); and * Changes in ECG measurements (Days -1 through EOS).

Safety Laboratory
Through study completion, approximately 39 days

Changes in safety laboratory (chemistry, hematology, coagulation, urinalysis) results that are considered abnormal, clinically significant and related to treatment

Secondary Endpoints
Plasma concentrations
Days 1-7
Urine pharmacokinetics
Days 1-7
PK parameters - Cmax
Days 1-7
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeOTHER
Treatment Arms
ArmTypeDescription
Cohort AACTIVE_COMPARATOR50 mg TP-271 q24 (n=6), a novel, broad-spectrum tetracycline-class antibiotic or matching placebo (n=2) once daily for 7 days.
Cohort BACTIVE_COMPARATOR100 mg TLP-271 q24 (n=6), a novel, broad spectrum tetracycline-class antibiotic or matching placebo (n=2) once daily for 7 days.
Cohort CACTIVE_COMPARATOR200 mg TP-271 q24 (n=6), a novel, broad spectrum tetracycline-class antibiotic or matching placebo (n=2) once daily for 7 days.
Cohort DACTIVE_COMPARATOR300 mg TP-271 q24 (n=6), a novel, broad spectrum tetracycline-class antibiotic or matching placebo (n=2) once daily for 7 days.
Cohort EACTIVE_COMPARATOR400 mg TP-271 q24 (n=6), a novel, broad spectrum tetracycline-class antibiotic or matching placebo (n=2) once daily for 7 days.
Cohort FACTIVE_COMPARATOROral dose of TP-271, a novel, broad-spectrum tetracycline-class antibiotic, 300 mg single dose (n = 6) or matching placebo (n = 2)
Cohort GACTIVE_COMPARATOROral dose of TP-271, a novel, broad-spectrum tetracycline-class antibiotic, 50 mg TP 271, cross-over to 50 mg TP 271/250 mg EDTA (n = 3); 50 mg TP 271/250 mg EDTA, cross-over to 50 mg TP 271 (n = 3); matching placebo, cross over to 250 mg EDTA (n= 1); or 250 mg EDTA, cross over to matching placebo (n = 1)
Interventions
NameTypeDescription
TP-271DRUGmultiple oral doses of TP-271 or placebo, randomized 6:2, doses escalating 50 mg, 100 mg, 200 mg, 300 mg, 400 mg once daily for 7 days.
PlaceboDRUGPlacebo is sterile 0.45% saline randomized 3:1 to receive
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Eligibility Criteria
Age Range18 Years — 50 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: 1. Be within the age range of 18 to 50 years, inclusive, at the time of Screening 2. Voluntarily sign an Institutional Review Board (IRB)/Independent Ethics Committee (IEC) approved ICF to participate in the study after all relevant aspects of the study have been explained to an...

Countries:United States
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