Table of Contents

 
  DIHYDROPYRIDINE CALCIUM CHANNEL BLOCKER INTERCHANGE


ORDERED DRUG
 

INTERCHANGED TO


Nifedipine XL1, 2 20 mg
 


Amlodpine 2.5 mg


Nifedipine XL1, 2 30 mg or  40 mg
 


Amlodipine 5 mg


Nifedipine XL1, 2 60 or 90 mg
 

 
Amlodipine 10 mg

 

Felodipine
 


Amlodipine at a dose equivalent to felodipine     (e.g. felodipine 5 mg = amlodipine 5 mg)
 

   1 nifedipine XL not interchanged in pregnancy
   2
prescriber to be contacted for nifedipine XL doses greater than 90 mg

  Note that nifedipine immediate release capsules remain on formulary for PRN use,

  but should not be used on a regular basis due to risk of sudden hypotension, MI, death.