Reaction

T-Lymphocyte Count Decreased reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 674 reports · 22 co-occurring drugs

As of the last recalculation, T-Lymphocyte Count Decreased appears in 674 FAERS reports alongside 22 co-occurring drug terms. The strongest observed disproportionality signal is ALEMTUZUMAB (PRR 60.7).

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
Alemtuzumab3660.760.8
Dolutegravir Sodium1345.445.4
Anti-Thymocyte Globulin (Rabbit)934.934.9
Thiotepa929.529.5
Ocrelizumab5429.129.2
Axicabtagene Ciloleucel825.325.3
Bictegravir Sodium, Emtricitabine, And Tenofovir Alafenamide Fumarate1424.324.4
Cladribine722.722.7
Atazanavir1021.821.8
Fingolimod Hcl5420.920.9
Lopinavir And Ritonavir920.820.8
Emtricitabine And Tenofovir Alafenamide719.319.3
Ozanimod Hydrochloride518.718.7
Dalfampridine3817.317.3
Elvitegravir, Cobicistat, Emtricitabine, And Tenofovir Alafenamide515.515.5
Dimethyl Fumarate5214.114.1
Siponimod413.913.9
Diroximel Fumarate513.013.1
Ofatumumab1312.312.3
Blinatumomab411.911.9
Cabotegravir311.511.5
Emtricitabine And Tenofovir Disoproxil Fumarate139.09.0

Related reactions

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