Definition of mexiletine in US English:

mexiletine

noun

Pharmacology
  • A drug with structure and actions similar to those of lidocaine, given (usually as the hydrochloride) orally or intravenously in the treatment of ventricular arrhythmias, and sometimes for the relief of neurogenic pain; 1-(2,6-dimethylphenoxy)-2-propanamine, C₆H₃(CH₃)₂(OCH₂CH(CH₃)NH₂).

Origin

1970s; earliest use found in Journal Pharmacy & Pharmacology. From me- + xil- + et- + -ine, after the alternative chemical name 1-methyl-2-(2,6-xylyloxy)ethylamine.