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Aztreonam-Avibactam

Phase 1

Renal Insufficiency | Small molecule | Nephrology |Pfizer, Inc.|Trials Updated: Jul 28, 2023

Aztreonam-Avibactam development status

Highest phase Phase 1
Registered trials 2 across 1 sponsor since Jul 2020

Success Probability

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Market & Valuation

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Trial Design

CONTROLLED
Total Trials1
Total Enrollment11

FDA Designations

No designations recorded

Aztreonam-Avibactam clinical trials

Aztreonam-Avibactam · 1 trial · 1 indication

Phase 1 1
NCT04486625Pharmacokinetic Study of Aztreonam-Avibactam in Severe Renal ImpairmentRenal Insufficiency
COMPLETED11 Analytics
PHASE1COMPLETED
Pharmacokinetic Study of Aztreonam-Avibactam in Severe Renal Impairment
Renal InsufficiencyUnlock trial analytics

Study Endpoints

Primary Endpoints

Total Daily Area Under the Plasma Concentration-time Profile From Time 0 to 24 Hours at Steady-state (AUC0-24,ss) of Aztreonam (ATM)
Predose, 2, 3, 3.25, 3.5, 3.75, 4, 5, 6, 8, 12, 16, and 24 hours after start of a maintenance dose infusion on Day 3.

AUC0-24,ss of ATM in Cohort 1 was calculated by 4\*AUC0-tau (tau = 6 hours), where AUC0-tau was area under the concentration-time profile from time 0 to time tau (the dosing interval). AUC0-24,ss of ATM in Cohort 2 was calculated by 3\*AUC0-tau (tau = 8 hours), where AUC0-tau was area under the plasma concentration-time profile from time 0 to time tau (the dosing interval).

Maximum Plasma Concentration (Cmax) of ATM
Predose, 2, 3, 3.25, 3.5, 3.75, 4, 5, 6, 8, 12, 16, and 24 hours after start of a maintenance dose infusion on Day 3.

The Cmax of ATM was observed directly from data.

AUC0-24,ss of Avibactam (AVI)
Predose, 2, 3, 3.25, 3.5, 3.75, 4, 5, 6, 8, 12, 16, and 24 hours after start of a maintenance dose infusion on Day 3.

AUC0-24,ss of AVI in Cohort 1 was calculated by 4\*AUC0-tau (tau = 6 hours), where AUC0-tau was area under the concentration-time profile from time 0 to time tau (the dosing interval). AUC0-24,ss of AVI in Cohort 2 was calculated by 3\*AUC0-tau (tau = 8 hours), where AUC0-tau was area under the plasma concentration-time profile from time 0 to time tau (the dosing interval).

Cmax of AVI
Predose, 2, 3, 3.25, 3.5, 3.75, 4, 5, 6, 8, 12, 16, and 24 hours after start of a maintenance dose infusion on Day 3.

The Cmax of AVI was observed directly from data.

Secondary Endpoints

Area Under the Plasma Concentration-time Profile From Time 0 to Time Tau (The Dosing Interval)(AUC0-tau) of ATM
Predose, 2, 3, 3.25, 3.5, 3.75, 4, 5, 6, 8, 12, 16, and 24 hours after start of a maintenance dose infusion on Day 3.
Time for Cmax (Tmax) of ATM
Predose, 2, 3, 3.25, 3.5, 3.75, 4, 5, 6, 8, 12, 16, and 24 hours after start of a maintenance dose infusion on Day 3.
Observed Plasma Concentration at the End of the Dosing Interval (Tau) (Ctau) of ATM
Predose, 2, 3, 3.25, 3.5, 3.75, 4, 5, 6, 8, 12, 16, and 24 hours after start of a maintenance dose infusion on Day 3.
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeOTHER

Treatment Arms

ArmTypeDescription
Cohort 1EXPERIMENTALNormal renal function
Cohort 2EXPERIMENTALSevere renal impairment (not on dialysis)

Interventions

NameTypeDescription
Aztreonam-AvibactamDRUG500/167 mg ATM/AVI loading infusion, followed by 1500/500 mg ATM/AVI extended loading infusion, then 1500/500 mg ATM/AVI maintenance dose infusion every 6 hours
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Eligibility Criteria

Age Range18 Years to 75 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Healthy female subjects and/or male subjects between the ages of 18 and 75 years, inclusive. Male and female subjects of childbearing potential must agree to use highly effective method(s) of contraception * Body mass index (BMI) of 17.5 to 40.5 kg/m2; and a total body weight ...

Countries:United States
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Frequently asked questions about Aztreonam-Avibactam

What is Aztreonam-Avibactam?

Aztreonam-Avibactam is an investigational small molecule drug combination developed by Pfizer, Inc. (NYSE: PFE). It is being studied in renal insufficiency, meaning it is evaluated in people whose kidney function is impaired. The program is in Phase 1 clinical development, with one completed pharmacokinetic trial conducted in the United States.

What is Aztreonam-Avibactam used for in renal insufficiency?

Aztreonam-Avibactam is being studied in renal insufficiency to assess how the drug combination behaves in people with impaired kidney function. The completed Phase 1 trial, NCT04486625, was a pharmacokinetic study in severe renal impairment. It enrolled 11 participants, including healthy volunteers, and was conducted in the United States.

Who makes Aztreonam-Avibactam?

Aztreonam-Avibactam is developed by Pfizer, Inc., which trades under the ticker PFE. Pfizer is the sponsor of the clinical program for this small molecule combination. The development work to date includes a single completed Phase 1 pharmacokinetic study in severe renal impairment.

What phase is Aztreonam-Avibactam in?

Aztreonam-Avibactam is in Phase 1 clinical development. One Phase 1 trial has been completed, and no active trials are currently listed for the program. Because it remains in clinical development, it is investigational and has not been established as an approved therapy for renal insufficiency.

What clinical trials is Aztreonam-Avibactam in?

Aztreonam-Avibactam has been studied in one completed Phase 1 trial, NCT04486625, titled a pharmacokinetic study of Aztreonam-Avibactam in severe renal impairment. The trial enrolled 11 participants in the United States, included both sexes, and accepted participants aged 18 years and older, including healthy volunteers.

Is Aztreonam-Avibactam the same as ATM-AVI?

Yes. Aztreonam-Avibactam is also known as ATM-AVI, short for the combination of aztreonam and avibactam. These names refer to the same investigational small molecule combination developed by Pfizer, Inc. (PFE), which is in Phase 1 development for renal insufficiency.