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TP-271

Phase 1

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

TP-271 development status

Highest phase Phase 1
Registered trials 4 across 1 sponsor since Jul 2001

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindACTIVE_CONTROLLEDDMC
Total Trials4
Total Enrollment193

FDA Designations

No designations recorded

TP-271 clinical trials

TP-271 · 4 trials · 2 indications

Phase 1 4
NCT03234738A Phase 1 Safety and PK Study of IV TP-271Bacterial Infections
COMPLETED40 Analytics
NCT03450187A Phase 1 TP-271 Oral PK Multiple Ascending Dose StudyBacterial Infections
COMPLETED40 Analytics
NCT03024034A Phase 1 TP-271 Oral PK Single Ascending Dose StudyBacterial Infections
COMPLETED56 Analytics
NCT02724085A Phase 1 Study to Assess the Safety, Tolerability and PK of IV TP-271Pneumonia
COMPLETED57 Analytics
PHASE1COMPLETED
A Phase 1 Safety and PK Study of IV TP-271
Bacterial InfectionsUnlock trial analytics
PHASE1COMPLETED
A Phase 1 TP-271 Oral PK Multiple Ascending Dose Study
Bacterial InfectionsUnlock trial analytics
PHASE1COMPLETED
A Phase 1 TP-271 Oral PK Single Ascending Dose Study
Bacterial InfectionsUnlock trial analytics
PHASE1COMPLETED
A Phase 1 Study to Assess the Safety, Tolerability and PK of IV TP-271
PneumoniaUnlock trial analytics

Study Endpoints

Primary Endpoints

Adverse Events
Throughout the study, ~ 49 days

Incidence, intensity, and type of adverse events (AEs) from the time of signing the informed consent form (ICF) through the EOS Visit

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

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

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

Assess the Pharmacokinetics (PK) of TP-271in Plasma
~11 days
Assess the Pharmacokinetics (PK) of TP-271 in Urine
~11 days
Plasma concentrations
Days 1-7
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelSEQUENTIAL
PurposeOTHER

Treatment Arms

ArmTypeDescription
Cohort AACTIVE_COMPARATORMultiple IV doses of TP-271, a novel, broad-spectrum tetracycline-class antibiotic, 0.5 mg/kg once daily for 7 days, 60 minute infusion or Placebo - sterile 0.45% saline for 60 minute IV infusion
Cohort BACTIVE_COMPARATORMultiple IV doses of TP-271, a novel, broad-spectrum tetracycline-class antibiotic, 1.0 mg/kg once daily for 7 days, 60 minute infusion or Placebo - sterile 0.45% saline for 60 minute IV infusion
Cohort CACTIVE_COMPARATORMultiple IV doses of TP-271, a novel, broad-spectrum tetracycline-class antibiotic, 2.0 mg/kg once daily for 7 days, 60 minute infusion or Placebo - sterile 0.45% saline for 60 minute IV infusion
Cohort DACTIVE_COMPARATORMultiple IV doses of TP-271, a novel, broad-spectrum tetracycline-class antibiotic, 2.5 mg/kg once daily for 7 days, 60 minute infusion or Placebo - sterile 0.45% saline for 60 minute IV infusion
Cohort EACTIVE_COMPARATORMultiple IV doses of TP-271, a novel, broad-spectrum tetracycline-class antibiotic, 3.0 mg/kg once daily for 7 days, 60 minute infusion or Placebo - sterile 0.45% saline for 60 minute IV infusion
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, dosed once daily for 7 days, randomized 3:1, doses escalating as 0.5 mg/kg, 1.0 mg/kg, 2.0 mg/kg, 2.5 mg/kg, and 3.0 mg/kg
PlaceboDRUGPlacebo is sterile 0.45% saline randomized 3:1 to receive
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Eligibility Criteria

Age Range18 Years to 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 and d...

Countries:United States
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Frequently asked questions about TP-271

What is TP-271?

TP-271 is an investigational small molecule antibiotic being developed by Innoviva, Inc. for bacterial infections, including pneumonia. It is in Phase 1 clinical development. Because it is still in early-stage testing, TP-271 is not an approved medicine and is available only to participants enrolled in its clinical trials.

What is TP-271 used for in bacterial infections and pneumonia?

TP-271 is being studied for the treatment of bacterial infections, including pneumonia. Its clinical program has evaluated the drug in healthy adult volunteers rather than patients, so its use in treating active infections remains investigational. No approved indication exists for TP-271 at this stage of development.

Who makes TP-271?

TP-271 is developed by Innoviva, Inc., which trades on the Nasdaq under the ticker INVA. Innoviva is the sponsor of the clinical program evaluating the drug. The company holds the asset as part of its infectious disease pipeline.

What phase is TP-271 in?

TP-271 is in Phase 1 clinical development. All of its reported trials are Phase 1 studies, and all have been completed. The program has not advanced beyond early-stage testing, so TP-271 remains an investigational drug rather than an approved therapy.

What clinical trials is TP-271 in?

TP-271 has been evaluated in four Phase 1 trials: NCT03450187, an oral multiple ascending dose study; NCT03234738, an intravenous safety and pharmacokinetics study; NCT03024034, an oral single ascending dose study; and NCT02724085, an intravenous safety, tolerability and pharmacokinetics study in pneumonia. All are completed.

How many patients have been enrolled in TP-271 trials?

Across its completed Phase 1 program, TP-271 trials have enrolled a total of 193 participants. The studies were randomized, double-blind, and actively controlled, and they enrolled healthy adult volunteers aged 18 years and older in the United States. Enrollment figures come from the individual trial records.