Omeprazole Induced Rapid Drug Reaction with Eosinophilia, Systemic Symptoms, and Cross-Reactivity in Delayed-Type Hypersensitivity Associated with Proton-Pump Inhibitors: A Case Report and Literature Review
Table 1
ELISpot results.
Allergen/drugs
Dose
SFU/106 PBMC
IFN- ELISpot
Ceftriaxone
40 g/mL
0
Ceftriaxone
200 g/mL
0
Ceftriaxone + anti-PD-L1
40 g/mL
0
Ceftriaxone + anti-PD-L1
200 g/mL
0
Meropenem
40 g/mL
0
Meropenem
200 g/mL
0
Meropenem + anti-PD-L1
40 g/mL
0
Meropenem + anti-PD-L1
200 g/mL
0
Omeprazole
1 g/mL
0
Omeprazolea
5 g/mL
8
Omeprazole + anti-PD-L1
1 g/mL
16
Omeprazole + anti-PD-L1
5 g/mL
24
PHA
5 mg/mL
3,388
Note: aPositive result for ELISpot activation at an omeprazole concentration of 5 g/mL.