• Preferred calcium channel blocker for treating hypertension.
  
  • If a 10mg dose is not tolerated e.g. due to leg/ankle
    oedema, consider reducing dose before changing to an
    alternative such as lercanidipine.
  
  

• Preferred calcium channel blocker for angina.
• Zemtard® is the formulary brand of choice for starting new patients on long acting diltiazem.

• M/R tablets: 2.5mg, 5mg, 10mg 

• 10mg in 50ml for IV infusion 

• Injection: 5mg/2ml (2.5mg/1ml) 

• For use as a second line calcium channel blocker where amlodipine is not tolerated. 

• Once daily formualtions are preferred
• 20mg controlled release tablets (Adalat LA), 30mg & 60mg m/r capsules (Coracten XL)
• 5mg & 10mg capsules
• 10mg & 20mg retard tablets
• 20mg in 1ml (1mg/drop) nifedipine oral solution is also approved for use unlicensed.

• Tablets - 40mg, 80mg, 120mg
• MR Tablets - 240mg
• Oral Solution - 40mg/5ml

• 30mg tablets - treatment should be on the advice of the stroke team or a cardiologist.

• Approved as a second line agent for the treatment of aortic dissection and pre-eclampsia.

160mg tablets

For preferred preparations, see main formulary entry above