Geneva, Oct. 21 -- International Clinical Trials Registry received information related to the study (NCT07215520) titled 'Safety and Tolerability of a Newcastle Disease Virus-Based Mucosal COVID-19 Vaccine in Previously Vaccinated Adults' on Oct. 1.
Study Type: Interventional 
Study Design: 
Allocation: Randomized. Intervention model: Parallel Assignment. Primary purpose: Prevention. Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor).
Primary Sponsor: CastleVax Inc. 
Condition: 
COVID-19
Intervention: 
Biological: NDV-HXP-S-KP.2
Recruitment Status: Not recruiting 
Phase: Phase 2 
Date of First Enrollment: October 20, 2025 
Target Sample Size: 200 
Countries of Recruitment:
United States
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