HIR has various meanings in the Medical category. Discover the full forms, definitions, and usage contexts of HIR in Medical.
An anticlotting agent that prevents blood clots from traveling through the bloodstream to clog up a vessel. Hirudin is the main chemical in the secretion of leeches that allows them to suck out blood freely from the body after they attach to the skin. Desirudin and lepirudin are genetically engineered recombinant forms of hirudin.
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