About this trial
This is a Phase 1/2 study to evaluate the safety and clinical activity of ENP-501 in non-peanut allergic (NPA) healthy participants and participants with an established peanut allergy (PA)
Eligibility criteria
This trial accepts healthy volunteersQualifiers
14-50 years of age (inclusive)
Otherwise medically healthy and able to participate in the study
Able to perform spirometry testing in accordance with the American Thoracic Society (ATS) guidelines (2019)
All women of child-bearing potential, agree to either abstain from sexual activity or agree to use an adequate method of contraception for the duration of the study and for 30 days after the last dose of investigational product
Disqualifiers
History of severe anaphylactic event requiring mechanical ventilation or use of intravenous (IV) vasopressor drugs
Clinically significant screening electrocardiogram (ECG) abnormality or corrected QTcF >/= 450 msec at Screening
FEV1 value < 80% predicted at Screening
Any hospitalization in the past year for asthma, >1 course of oral steroids for asthma in the past 6 months, or any emergency room visit in the past 6 months for asthma
Trial design
Parallel
Treatments tested in this trial
ENP-501
Drug* Part 1: Participants will receive buccal administrations of ENP-501 daily for 6-14 weeks * Part 2: Participants will receive buccal administrations of ENP-501 daily for 52 weeks following achieving the 2000 µg target dose
Placebo
Drug* Part 1: Participants will receive buccal administrations of placebo daily for 6-14 weeks * Part 2: Participants will receive buccal administrations of placebo daily for 52 weeks following achieving the 2000 µg target dose
Treatment groups
Trial outcomes
Primary outcomes
Number of Participants with Treatment-Emergent Adverse Events (TEAEs) as Assessed by NCI CTCAE v 5.0 in Part 1
Number of Participants with Treatment-Emergent Serious Adverse Events (TESAEs) as Assessed by NCI CTCAE v 5.0 in Part 1
Number of Participants with Dose Limiting Toxicities (DLTs) as Assessed by NCI CTCAE v 5.0 in Part 1
Number of Participants with Systemic Reactions as Assessed by NCI CTCAE v 5.0 in Part 1
Secondary outcomes
Number of Participants Able to Tolerate 2000 µg Dose of ENP-501 Without Experiencing Dose-Limiting Toxicity (DLT) in Part 1
Change in Total IgE Levels in Part 1
Change in Ara h 1-Specific IgE Levels in Part 1
Change in Ara h 2-Specific IgE Levels in Part 1
Sponsors and contacts
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N-Fold, LLC
Lead sponsor
CBCC Global Research
Collaborator