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Ixchiq (VLA1553 / Chikungunya live-attenuated vaccine)

Approved / Licensed

Developer: Valneva Austria GmbH  |  Target Disease: Chikungunya

Development Phase Approved / Licensed Primary Status
Platform Technology See FDA product page / label Biologic Architecture
Target Indication Chikungunya Pathogen / Antigen
Last Verified 2026-08-01 Tier 1 Multi-Source Checked

Multi-Jurisdiction Regulatory Status

Official licensing, rolling submissions, or authorization status tracked across major health authorities.

Regulatory Authority Status & Details
US FDA Approved / Authorized Date: 2023-11-09FDA accelerated approval for individuals 18+ at high risk of chikungunya virus exposure
EMA (Europe) Approved / Authorized Date: 2024-06-28EMA approved for active immunization of individuals 18+
Health Canada Approved / Authorized Date: 2024-06-14Health Canada approved
TGA (Australia) Under Regulatory Review Date: 2024-09-01TGA submission under evaluation

Scientific Profile & Documentation

Platform Architecture
See FDA product page / label
Lead Developer
Valneva Austria GmbH
Next Expected Milestone
Post-marketing safety surveillance; adolescent trial data readout
Analyst & Development Notes
FDA CBER licensed / approved vaccine (regulator-confirmed US listing). First chikungunya vaccine licensed in US; later subject to post-approval safety actions — verify current FDA status. May also have later supplements (strain updates, age expansions); see product page. Check live FDA communications for current license status (post-approval actions possible).
Primary Source Documentation
FDA — IXCHIQ →

Registered Clinical Trials & Studies

Direct registry links to active, completed, or pivotal registration studies across phases.

No primary ClinicalTrials.gov record linked directly. Study data tracked via regulatory submission filings and peer-reviewed releases.

Milestone Overview

  • Stage Verification
    Approved / Licensed confirmed as of 2026-08-01.
  • Target Milestone
    Post-marketing safety surveillance; adolescent trial data readout

Vaccine Data Navigator Candidate Profile Registry:

This candidate profile is indexed across all clinical development levels (Preclinical through Phase 1–3, Regulatory Filing, and Licensure) from primary registry databases (ClinicalTrials.gov, WHO ICTRP, FDA CBER, EMA, Health Canada, TGA Australia). Data are updated continuously to track global biologic and vaccine pipelines.