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financial constraints
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This is a phase 1 study to evaluate the safety and immunogenicity of the semisynthetic saponin adjuvant TQL1055 administered in combination with an acellular pertussis vaccine.
The recent increase in the incidence of pertussis has prompted the need for improvements to current acellular pertussis vaccines. Use of novel adjuvants is one approach to such improvement. TQL1055 is a rationally designed, semisynthetic analog of the licensed Quillaja saponin (QS)-21. It has been designed to maintain adjuvant activity with improved tolerability and greater ease of manufacture.
This is a Phase 1, randomized, double blind, active-controlled sequential-group study, designed to evaluate the safety, tolerability, and immunogenicity of the combination of TQL1055 and acellular pertussis vaccine. The dose of TQL1055 will increase by group.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| TQL1055 | Experimental | TQL1055 + acellular pertussis vaccine |
|
| Acellular pertussis vaccine | Active Comparator | Acellular pertussis vaccine |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| TQL1055 | Other | Semisynthetic saponin adjuvant |
| |
| Acellular pertussis vaccine |
| Measure | Description | Time Frame |
|---|---|---|
| Reactogenicity | Solicited local and systemic adverse events | 7 days |
| Measure | Description | Time Frame |
|---|---|---|
| Adverse Events | Adverse Events/Serious Adverse Events | 365 days |
| Incidence of abnormal laboratory test results | Incidence of abnormal laboratory test results |
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Key Inclusion Criteria:
Key Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Sean R Bennett, MD PhD | Adjuvance Technologies, Inc. | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Q-Pharm | Brisbane | Australia |
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| ID | Term |
|---|---|
| D014917 | Whooping Cough |
| ID | Term |
|---|---|
| D001885 | Bordetella Infections |
| D016905 | Gram-Negative Bacterial Infections |
| D001424 | Bacterial Infections |
| D001423 | Bacterial Infections and Mycoses |
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Sequential-group dose-escalation study.
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| Biological |
Acellular pertussis vaccine |
|
| 28 days |
| Immunogenicity | Anti-Pertussis Toxin antibodies | 28 days |
| Immunogenicity | Anti-Pertussis Toxin antibodies | 365 days |
| D007239 | Infections |
| D012141 | Respiratory Tract Infections |
| D012140 | Respiratory Tract Diseases |