Quote:
Originally Posted by RolloTomasi
Mepivacaine lasts a bit longer than lidocaine after local injection. However, lidocaine can also be used intravenously to relieve pain and correct some heart problems (in fact, a private vet copped to "accidentally" administering lidocaine instead of lasix that resulted in Jerry Hollendorfer getting cited with a lidocaine positive a couple of months ago). I don't think mepivacaine is used IV for reasons of toxicity.
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I wonder if they checked to see if the Hollendorfer horse had lasix in his system. If he did, then the vet's explanation was hogwash.