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Inactivated Split Influenza Vaccine — Competitive Intelligence Brief
phase 3
Inactivated split influenza vaccine
Immunology
Biologic
Live · refreshed every 30 min
Target snapshot
Inactivated Split Influenza Vaccine (Inactivated Split Influenza Vaccine) — St. Petersburg Research Institute of Vaccines and Sera. This inactivated split influenza vaccine stimulates the immune system to produce antibodies and cellular immunity against influenza virus strains by presenting viral antigens without infectious virus.
Comparator set (2 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Inactivated Split Influenza Vaccine TARGET | Inactivated Split Influenza Vaccine | St. Petersburg Research Institute of Vaccines and Sera | phase 3 | Inactivated split influenza vaccine | ||
| Quadrivalent Influenza Virus Split Vaccine | Quadrivalent Influenza Virus Split Vaccine | Shanghai Institute Of Biological Products | marketed | Inactivated split influenza vaccine | ||
| Influenza split vaccine | Influenza split vaccine | Hualan Biological Engineering, Inc. | phase 3 | Inactivated split influenza vaccine |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Inactivated split influenza vaccine class)
- Hualan Biological Engineering, Inc. · 1 drug in this class
- Shanghai Institute Of Biological Products · 1 drug in this class
- St. Petersburg Research Institute of Vaccines and Sera · 1 drug in this class
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Cite this brief
Drug Landscape (2026). Inactivated Split Influenza Vaccine — Competitive Intelligence Brief. https://druglandscape.com/ci/inactivated-split-influenza-vaccine. Accessed 2026-05-16.
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