slow-reacting substance of anaphylaxis


: a mixture of three leukotrienes produced in anaphylaxis that causes contraction of smooth muscle after minutes in contrast to histamine which acts in seconds and that is probably responsible for the bronchoconstriction occurring in anaphylaxis
abbreviation SRS-A

Dictionary Entries Near slow-reacting substance of anaphylaxis

slow-reacting substance

slow-reacting substance of anaphylaxis


Cite this Entry

“Slow-reacting substance of anaphylaxis.” Medical Dictionary, Merriam-Webster, Accessed 21 Mar. 2023.

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