Target-based classification of drugs [BR:br08310] Cytokines and receptors Cytokines Interferons IFNA [HSA:3439 3440 3441 3442 3443 3444 3445 3446 3447 3448 3449 3451 3452] [KO:K05414] D09668 Sifalimumab (USAN/INN)