Diseases / Influenza

Influenza

Disease
Registered trials
1408
Ongoing
117/ 8%
Completed
1131

Clinical trial landscape

1408 registered studies reference this disease. The split below shows how many are ongoing versus completed per phase.

Phase Total Ongoing Completed Split
Phase 3 270 15 233
Phase 2 254 16 215
Phase 4 233 14 188
Phase 1 192 12 162
Not applicable 186 28 131
Unknown 177 29 120
Phase 1/2 72 3 63
Phase 2/3 24 0 19
All phases 1408 117 1131

Ongoing Completed Balance withdrawn, terminated, or status unreported.

Study records: ClinicalTrials.gov →

Recent developments

WHO Sets 2026-2027 Flu Vaccine Strains and Projects Universal Vaccine Benefits news-medical.net ↗
Universal Flu Vaccine Centi-Flu 01 Enters Phase 1A Trial; Osterholm Warns on Vaccine Misinformation theglobeandmail.com ↗
FDA Approves Stelara for Pediatric Ulcerative Colitis; Vedolizumab Shows Remission in KEPLER Trial fda.gov ↗
Influenza A-Associated Acute Necrotizing Encephalitis With Complete Recovery in 19-Month-Old cureus.com ↗
FDA Approves Moderna's mFlusiva, First mRNA Flu Vaccine, for Adults 50 and Older statnews.com ↗
Merck Strengthens Oncology Pipeline as Keytruda Faces 2028 Patent Expiry theglobeandmail.com ↗
FDA Approves Moderna's mFLUSIVA, First mRNA-Based Flu Vaccine for Adults 50+ kffhealthnews.org ↗
Moderna Narrows Q2 Loss; Flu Vaccine Decision and Norovirus Trial Setback in Focus theglobeandmail.com ↗
Moderna Reports Q2 2026 Loss, Trims 2026 Spending, Advances mFLUSIVA PDUFA theglobeandmail.com ↗
FDA Advisory Panel Unanimously Backs Moderna's mRNA Flu Vaccine mFlusiva kffhealthnews.org ↗

Headlines link to the original publisher. Sources limited to a reviewed list of journals, regulators, and medical press.