Mexiletine HCl

Pet Weight/Medication Strength Vitality Member Price Non-Member Price
All Weights $50/30-Day supply $50/30-Day supply
All Weights $80/60-Day supply $80/60-Day supply
All Weights $100/90-Day supply $105/90-Day supply

Available in an oral paste and capsules

What is Mexiletine?

Mexiletine is a class 1B sodium channel blocker. An anti-arrhythmia drug which is used to treat chronic ventricular arrhythmias in dogs. Mexiletine is a class 1B sodium channel blocker used to treat heart conditions in small animals. It is used to treat ventricular arrhythmias and has similar mechanism or activity to lidocaine.

  • Treats ventricular arrhythmias in dogs
  • Similar to lidocaine
  • Used to treat ventricular arrhythmias including PVC’s and ventricular tachycardia
  • Mexiletine may be combined with either atenolol or sotalol in instances when monotherapy is not adequate.
  • Mexiletine may be used to treat inherited cardiomyopathy in Boxers and dilated cardiomyopathy in Doberman pinschers.
  • A positive response to therapy would be an 85% reduction of ventricular premature contractions.

Information on this medication quoted from

* These medications are not for human consumption or application.
** Prices subject to change without notice. Please call pharmacy to check prices.