Who should not take Regal-Am Tablet?

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


  • low blood sugar
  • hemolytic uremic syndrome
  • a condition that affects the kidney and the blood
  • myasthenia gravis
  • a skeletal muscle disorder
  • torsades de pointes
  • a type of abnormal heart rhythm
  • atrial flutter
  • prolonged QT interval on EKG
  • thrombotic thrombocytopenic purpura
  • a type of blood disorder
  • liver problems
  • a significant complication of malaria called blackwater fever
  • decreased blood platelets
  • sudden blindness and pain upon moving the eye
  • atrial fibrillation
  • slow heartbeat
  • abnormal EKG with QT changes from birth
  • severe liver disease
  • anemia from pyruvate kinase and G6PD deficiencies
  • low amount of potassium in the blood
  • ringing in the ears
  • glucose-6-phosphate dehydrogenase (G6PD) deficiency
  • chronic kidney disease stage 4 (severe)


  • Quinidine-Quinine Analogues (Cinchona Alkaloids)

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.

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.