Reaction

Cd4/Cd8 Ratio Decreased reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 201 reports · 5 co-occurring drugs

As of the last recalculation, Cd4/Cd8 Ratio Decreased appears in 201 FAERS reports alongside 5 co-occurring drug terms. The strongest observed disproportionality signal is DARUNAVIR (PRR 1,282.6).

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
Darunavir971,282.61,291.0
Ritonavir 100 Mg961,272.91,281.2
Ritonavir97663.5665.7
Cladribine555.255.2
Bictegravir Sodium, Emtricitabine, And Tenofovir Alafenamide Fumarate423.323.3

Related reactions

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