A warning about anaphylaxis, anaphylactic shock, and other hypersensitivity reactions occurring with the use of intravenous (IV) rolapitant (Varubi, Tesaro Inc) in patients with cancer has been ...

Hypersensitivity reactions (HSRs) represent an adverse immunological response ranging from mild cutaneous eruptions to severe, potentially fatal anaphylaxis. These reactions are particularly ...

Hypersensitivity reactions to vaccines occur in 1 in 50,000 to 1 in 100,000 doses. Most are local reactions and allow for the completion of the vaccination series. Systemic reactions are a minority ...

—An analysis of registry data concluded that hypersensitivity reactions in patients with mastocytosis are caused by exposure to certain triggers, including low tryptase levels and stings from certain ...

Introduction: Mas-related G protein–coupled receptor X2 (MRGPRX2) has emerged as a mediator of mast cell activation in acute and chronic conditions. Exogenous ligands, such as neuromuscular blocking ...