Phase 1 Study of Oral QPX2015 in Healthy Adult Subjects

NCT ID: NCT03939429

Last Updated: 2022-10-10

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE1

Total Enrollment

40 participants

Study Classification

INTERVENTIONAL

Study Start Date

2019-05-20

Study Completion Date

2019-10-06

Brief Summary

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QPX2015 (beta-lactam antibiotic) is being studied at higher than approved doses to combine with a new beta-lactamase inhibitor to treat bacterial infections, including those due to multi-drug resistant bacteria.

Detailed Description

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The worldwide spread of resistance to antibiotics among gram-negative bacteria, particularly members of the ESKAPE group of pathogens, has resulted in a crisis in the treatment of both hospital acquired and community acquired infections. In particular, the increase in Enterobacteriaceae expressing extended spectrum beta-lactamases (ESBLs) and carbapenemases that are resistant to all oral beta-lactams and fluoroquinolones in the community have resulted in many patients requiring admission just for IV antibiotics to treat their infections.

Qpex Biopharma is developing a fixed combination antibiotic of QPX2015 (beta-lactam antibiotic) plus a new beta-lactamase inhibitor.

Conditions

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Bacterial Infections

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

double-blind, placebo controlled ascending single- and multiple-dose
Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators
double-blind, placebo controlled ascending single- and multiple-dose

Study Groups

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QPX2015

QPX2015, antibiotic

Group Type EXPERIMENTAL

QPX2015

Intervention Type DRUG

antibiotic

Placebo

Matched placebo

Group Type PLACEBO_COMPARATOR

Placebo oral capsule

Intervention Type DRUG

Placebo comparator

Interventions

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QPX2015

antibiotic

Intervention Type DRUG

Placebo oral capsule

Placebo comparator

Intervention Type DRUG

Other Intervention Names

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oral dose oral dose

Eligibility Criteria

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Inclusion Criteria

1. Healthy adult males and/or females of non-child bearing potential, 18 to 55 years of age (inclusive).
2. Body mass index (BMI) ≥ 18.5 and ≤ 29.9 (kg/m2) and weight between 55.0 and 100.0 kg (inclusive).
3. Medically healthy with clinically insignificant screening results (e.g., laboratory profiles, medical histories, electrocardiograms \[ECGs\], physical examination) as assessed by the PI.
4. Voluntarily consent to participate in the study.
5. If male, agree to be sexually abstinent or agree to use two approved methods of contraception when engaging in sexual activity from study check-in through completion of the end-of-study. Subjects must agree to use two approved methods of contraception for 30 days following the last administration of the study drug, and to not donate sperm during this same period of time. In the event that the sexual partner is surgically sterile, contraception is not necessary.
6. Females of non-childbearing potential with serum FSH levels ≥ 40 mIU/mL are either postmenopausal (defined as 12 months spontaneous amenorrhea) or have undergone sterilization procedures at least 6 months prior to dosing.

Exclusion Criteria

1. History or presence of significant cardiovascular, pulmonary, hepatic, renal, hematological, gastrointestinal, endocrine, immunologic, dermatologic, neurological, or psychiatric disease.
2. Positive urine drug/alcohol testing at screening or check-in (Day -1).
3. Positive testing for HIV, hepatitis B or C
4. History or presence of alcoholism or drug abuse within last 2 years
5. Use of more than 5 packs/week of tobacco/nicotine-containing product within last 6 months prior dosing.
6. Use of any prescription medication (with the exception of hormonal contraceptives or hormone replacement therapy for females) within 14 days prior to dosing.
7. Use of any over-the-counter (OTC) medication, including herbal products and vitamins, within the 7 days prior to dosing.
8. Use of antacids, H2 receptor blockers or proton pump inhibitors 3 days prior to dosing.
9. History of any hypersensitivity or allergic reaction to cephalosporins, penicillins, carbapenems, or monobactams).
10. Participation in another investigational clinical trial within 30 days prior to Dosing or within 5 half-lives of the previous investigational drug, whichever is longer.
11. Females who are pregnant or lactating.
12. QTcF interval \>450 msec, or history of prolonged QT syndrome at screening or check-in
13. Calculated creatinine clearance less than 80 mL/min (Cockcroft-Gault method) at screening or check-in.
14. Subjects who have any clinically significant abnormalities on laboratory values: White blood cell count \< 3,000/mm3, hemoglobin \< 11g/dL or Absolute neutrophil count \< 1,200/mm3 or platelet count \< 120,000/mm3.
15. Liver function abnormalities defined by an elevation in bilirubin, AST or ALT 1.5 x ULN of the normal range for subjects based on age and sex.
Minimum Eligible Age

18 Years

Maximum Eligible Age

55 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Biomedical Advanced Research and Development Authority

FED

Sponsor Role collaborator

Qpex Biopharma, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Jeffery S Loutit, MBChB

Role: STUDY_DIRECTOR

Qpex Biopharma, Inc.

Locations

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CMAX

Adelaide, South Australia, Australia

Site Status

Countries

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Australia

References

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Hernandez-Mitre MP, Wallis SC, Morgan EE, Dudley MN, Loutit JS, Griffith DC, Roberts JA. A phase I, randomized, double-blind, placebo-controlled, ascending single- and multiple-dose study of the pharmacokinetics, safety, and tolerability of oral ceftibuten in healthy adult subjects. Antimicrob Agents Chemother. 2024 Jan 10;68(1):e0109923. doi: 10.1128/aac.01099-23. Epub 2023 Dec 7.

Reference Type DERIVED
PMID: 38059635 (View on PubMed)

Other Identifiers

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Qpex-100

Identifier Type: -

Identifier Source: org_study_id

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