Last reviewed · How we verify
High-Dose Quadrivalent Influenza Vaccine — Competitive Intelligence Brief
marketed
Inactivated influenza vaccine
Immunology / Infectious Disease
Small molecule
Live · refreshed every 30 min
Target snapshot
High-Dose Quadrivalent Influenza Vaccine (High-Dose Quadrivalent Influenza Vaccine) — Tor Biering-Sørensen. A high-dose inactivated influenza vaccine that stimulates a stronger immune response by delivering four times the standard antigen dose to enhance antibody production and cellular immunity against four influenza virus strains.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| High-Dose Quadrivalent Influenza Vaccine TARGET | High-Dose Quadrivalent Influenza Vaccine | Tor Biering-Sørensen | marketed | Inactivated influenza vaccine | ||
| Seasonal trivalent vaccine | Seasonal trivalent vaccine | Sinovac Biotech Co., Ltd | marketed | Inactivated influenza vaccine | ||
| trivalent seasonal influenza vaccine | trivalent seasonal influenza vaccine | Sinovac Biotech Co., Ltd | marketed | inactivated influenza vaccine | ||
| Prepandrix™ | Prepandrix™ | GlaxoSmithKline | marketed | Inactivated influenza vaccine | H5N1 influenza virus surface antigens (hemagglutinin and neuraminidase) | |
| Standard IIV4 | Standard IIV4 | Marshfield Clinic Research Foundation | marketed | Inactivated influenza vaccine | ||
| High Dose Trivalent Influenza Vaccine | High Dose Trivalent Influenza Vaccine | Brigham and Women's Hospital | marketed | Inactivated influenza vaccine | ||
| Flublok™ Quadrivalent by Sanofi, Inc. | Flublok™ Quadrivalent by Sanofi, Inc. | Centers for Disease Control and Prevention | marketed | Recombinant inactivated influenza vaccine | Influenza hemagglutinin (HA) protein |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Inactivated influenza vaccine class)
- GlaxoSmithKline · 16 drugs in this class
- Seqirus · 5 drugs in this class
- Sanofi Pasteur, a Sanofi Company · 5 drugs in this class
- Green Cross Corporation · 4 drugs in this class
- Novartis · 2 drugs in this class
- SK Chemicals Co., Ltd. · 2 drugs in this class
- Sanofi · 2 drugs in this class
- Hospital Israelita Albert Einstein · 2 drugs in this class
- McGill University Health Centre/Research Institute of the McGill University Health Centre · 2 drugs in this class
- Il-Yang Pharm. Co., Ltd. · 2 drugs in this class
Subscribe to ongoing alerts
Push every new event for this competitive set into your RSS reader, IFTTT/Zapier workflow, or email digest:
- High-Dose Quadrivalent Influenza Vaccine CI watch — RSS
- High-Dose Quadrivalent Influenza Vaccine CI watch — Atom
- High-Dose Quadrivalent Influenza Vaccine CI watch — JSON
- High-Dose Quadrivalent Influenza Vaccine alone — RSS
- Whole Inactivated influenza vaccine class — RSS
Cite this brief
Drug Landscape (2026). High-Dose Quadrivalent Influenza Vaccine — Competitive Intelligence Brief. https://druglandscape.com/ci/high-dose-quadrivalent-influenza-vaccine. Accessed 2026-05-17.
Build your own brief
Pick any drug + add comparators:
https://druglandscape.com/ci/{slug}— auto-detected competitorshttps://druglandscape.com/ci/{slug}?vs=drug1,drug2,drug3— explicit comparators- Brand names auto-resolve:
/ci/keytruda→ 301 →/ci/pembrolizumab