Who should not take Procainamide Capsule?

The following conditions are contraindicated with this drug. Check with your physician if you have any of the following:


  • high amount of potassium in the blood
  • low amount of potassium in the blood
  • decreased blood platelets
  • deficiency of granulocytes a type of white blood cell
  • myasthenia gravis
  • heart attack within the last 30 days
  • complete heart block
  • second degree atrioventricular heart block
  • bundle branch block
  • very rapid heartbeat - torsades de pointes
  • prolonged QT interval on EKG
  • chronic heart failure
  • abnormal EKG with QT changes from birth
  • abnormally low blood pressure
  • liver problems
  • kidney disease with reduction in kidney function
  • systemic lupus erythematosus
  • poisoning by the heart medication digitalis


  • Procainamide

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CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.