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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