Reaction

Vaccination Failure reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 1,649 reports · 36 co-occurring drugs

As of the last recalculation, Vaccination Failure appears in 1,649 FAERS reports alongside 36 co-occurring drug terms. The strongest observed disproportionality signal is BENDAMUSTINE HCL (PRR 32.5).

Important: FAERS is a spontaneous, voluntary, unverified reporting system. PRR and ROR identify reporting patterns for investigation; they are not incidence rates and do not establish causation.
DrugCo-reportsPRRROR
Bendamustine Hcl3932.532.6
Rituximab40832.032.1
Remdesivir3230.931.0
Mycophenolate Mofetil22624.224.2
Mycophenolate Mofetil Hydrochloride22624.124.2
Human Immunoglobulin G3219.920.0
Tacrolimus Ointment 0.1%16718.718.7
Tacrolimus Extended-Release Capsules16718.718.7
Ocrelizumab8618.418.4
Tacrolimus18416.616.6
Obinutuzumab2116.316.3
Mycophenilic Acid2515.415.5
Mycophenolic Acid3815.315.3
Bendamustine Hydrochloride1414.914.9
Pyrazinamide1013.513.5
Doxorubicin7611.211.2
Baricitinib810.510.5
Atovaquone69.49.4
Sirolimus109.49.4
Valacyclovir298.98.9
Rifampicin78.88.8
Fingolimod Hcl568.48.4
Everolimus Tablets118.38.3
Lamivudine Oral168.18.1
Isoniazid107.87.8
Vincristine Sulfate187.87.8
Cyclophosphamide Injection, Solution1007.57.5
Cyclophosphamide1007.57.5
Cyclophosphamide For Injection1007.57.5
Mepolizumab297.57.5
Fludarabine Phosphate237.57.5
Eculizumab296.86.8
Belimumab176.86.8
Daratumumab185.75.7
Siponimod34.34.3
Bictegravir Sodium, Emtricitabine, And Tenofovir Alafenamide Fumarate64.24.2

Related reactions

Data source: openFDA FAERS. See the OpenPV methodology and limitations.