Generic Diltiazem

There are several generic versions of diltiazem available. Some generic diltiazem products are equivalent to each other, while others are not. Also, many manufacturers of generic diltiazem have chosen to name their product a different name, so that the generic diltiazem sounds like a brand-name medication. In addition, not all diltiazem products are approved for the same uses, and the dosages may be different.

 

Is There a Generic Diltiazem?

 Diltiazem hydrochloride is a prescription medicine used for the treatment of high blood pressure (hypotension) or chest pain (known medically as angina). It is part of a group of medications called calcium channel blockers.
 
There are many different versions of diltiazem. Some are equivalent to each other, while others are not. To make matters even more confusing, many manufacturers of generic diltiazem have chosen to give their medications different names (which makes them sound like brand-name medications). Not all diltiazem medications are approved for the same uses, and the dosages may be different. Different versions of diltiazem include:
 
Refer to the following table for equivalent versions of diltiazem products, along with their approved uses:
  
Brand Name
Generic Equivalents
Stable angina (chest pain)
Variant angina (chest pain)
Cardizem
Diltiazem
 
X
X
Cardizem CD
Diltiazem Extended Release
Dilt-CD
Cartia XT
X
X
X
Cardizem LA
Not available
X
X
 
Dilacor XR
Diltiazem Extended Release
Diltia XT
Dilt-XR
X
X
 
Tiazac
Diltiazem Extended Release
Taztia XT
X
X
 

 

 

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Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD;