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Drug Name/Class: Class IB Na+ blockers (Lidocaine and Mexiletine) (candy cane and Mexico flag colors on the flower + the margarita) MOA: weak Na+ blockade Clinical Use: Post-STEMI arrhythmias (STEM of a flower) Adverse Effects: Mexiletine is a CYP2D6 substrate. Lidocaine only is used to ventricular arrhythmias in hospitalized pt's (note the "V Tach" pattern on the candy cane), and both cause CNS confusion, dizziness, seizures and depression (represented by the 4 swirly things) and decreases isotropy (no symbol, remember its messing with ions).

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