VNRX-7145 Drug-Drug Interaction in Healthy Adult Volunteers
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ClinicalTrials.gov Identifier: NCT04877379 |
Recruitment Status :
Completed
First Posted : May 7, 2021
Last Update Posted : June 15, 2022
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Condition or disease | Intervention/treatment | Phase |
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Healthy Subjects | Drug: VNRX-7145 Drug: VNRX-5024 (ceftibuten) Drug: Placebo | Phase 1 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 53 participants |
Allocation: | Randomized |
Intervention Model: | Sequential Assignment |
Intervention Model Description: | Part 1: Crossover Parts 2&3: Parallel |
Masking: | Double (Participant, Investigator) |
Masking Description: | Part 1: Unblinded Parts 2&3: Blinded |
Primary Purpose: | Basic Science |
Official Title: | VNRX-7145-102: A Randomized, Drug-Drug Interaction Study to Assess the Safety and Pharmacokinetics (PK) of VNRX-7145 and VNRX-5024 (Ceftibuten) in Healthy Adult Volunteers |
Actual Study Start Date : | June 8, 2021 |
Actual Primary Completion Date : | November 10, 2021 |
Actual Study Completion Date : | November 10, 2021 |

Arm | Intervention/treatment |
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Experimental: Part 1
Subjects will receive single doses of VNRX-7145 or VNRX-5024 alone and in combination. All subjects will receive study drug in the sequence specified by the randomization schedule.
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Drug: VNRX-7145
β-lactamase inhibitor Drug: VNRX-5024 (ceftibuten) β-lactam antibiotic |
Experimental: Part 2A
Multiple dose administration of VNRX-7145 q8h for 10 days
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Drug: VNRX-7145
β-lactamase inhibitor |
Placebo Comparator: Part 2B
Multiple dose administration of placebo q8h for 10 days
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Drug: Placebo
Placebo |
Experimental: Part 3A
Multiple dose administration of low dose VNRX-7145 + VNRX-5024
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Drug: VNRX-7145
β-lactamase inhibitor Drug: VNRX-5024 (ceftibuten) β-lactam antibiotic |
Experimental: Part 3B
Multiple dose administration of high dose VNRX-7145 + VNRX-5024
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Drug: VNRX-7145
β-lactamase inhibitor Drug: VNRX-5024 (ceftibuten) β-lactam antibiotic |
Placebo Comparator: Part 3C
Multiple dose administration of Placebo (matching VNRX-7145 + VNRX-5024)
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Drug: Placebo
Placebo |
- Part 1: Cmax [ Time Frame: 0-48 hours ]concentration time data
- Part 1: AUC0-inf [ Time Frame: 0-48 hours ]Area under the concentration-time curve from time-zero extrapolated to infinity based on collected PK
- Parts 2&3: Number of subjects with adverse events [ Time Frame: Day 15 (+2) ]
- Part 1: Number of subjects with adverse events [ Time Frame: Day 14 (+2) ]
- Parts 2&3: AUC0-tau [ Time Frame: Day 1 ]
- Parts 2&3: AUC0-tau [ Time Frame: Day 10 ]
- Parts 2&3: Cmax [ Time Frame: Day 1 ]
- Parts 2&3: Cmax [ Time Frame: Day 10 ]

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Ages Eligible for Study: | 18 Years to 55 Years (Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Healthy adults 18-55 years
- Males or non-pregnant, non-lactating females
- Body mass index (BMI): ≥18.5 kg/m2 and ≤32.0 kg/m2
- Normal blood pressure
- Normal lab tests
Exclusion Criteria:
- History or presence of current cardiovascular, respiratory, hepatic, renal, gastrointestinal, endocrine, autoimmune, hematologic, neoplastic, or neurological disorders
- History of drug allergy or hypersensitivity to penicillin, cephalosporin, or beta-lactam antibacterial drug
- Use of antacid medications
- Abnormal ECG or history of clinically significant abnormal rhythm disorder
- Positive alcohol, drug, or tobacco use/test

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04877379
Netherlands | |
PRA Health Sciences - Early Development Services | |
Groningen, Netherlands |
Responsible Party: | Venatorx Pharmaceuticals, Inc. |
ClinicalTrials.gov Identifier: | NCT04877379 |
Other Study ID Numbers: |
VNRX-7145-102 272201600029C-P00007-9999-2 ( U.S. NIH Grant/Contract ) |
First Posted: | May 7, 2021 Key Record Dates |
Last Update Posted: | June 15, 2022 |
Last Verified: | June 2022 |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Ceftibuten Anti-Bacterial Agents Anti-Infective Agents |