Biologics encompass a class of new therapeutic agents that consists mAbs, fusion proteins, and nanobodies. Adverse reactions to biologics limit their use have broad clinical impact because they affect all medical specialties.1Isabwe G.A.C. Garcia Neuer M. de las Vecillas Sanchez L. Lynch D.M. Marquis K. Castells Hypersensitivity monoclonal antibodies: phenotypes endotypes.J Allergy Clin Immunol...