text: <unk>  is a reaction to an antiserum derived from an animal source. It is a type of hypersensitivity, specifically immune complex (type 3) hypersensitivity.<unk>  typically develops up to ten days after exposure to the antiserum, and symptoms are similar to an allergic reaction. However, it is different from anaphylaxis, since the symptoms are not instantaneous (onset is typically 2-4 weeks after exposure).
option_0: Serum sickness
option_1: Adult-onset Still's disease
option_2: Relapsing fever
option_3: COVID-19 Nephrologic Complications
option_4: Periodic fever syndrome
option_5: Arthritis-dermatitis syndrome
option_6: DRESS syndrome
option_7: Rabies