Generic Name:

Diltiazem Hydrochloride


Tablet, Capsule

Medication Class:

Calcium Channel Blocker

Active Ingredient:

Diltiazem Hydrochloride

Pregnancy Category:

Consult your physician (Category C)


0093-0318 · 0093-0319 · 0093-0320 · 0093-0321 · 0093-5112 · 0093-5117 · 0093-5118 · 0093-5119 · 0179-0110 · 0228-2918 · 0378-0023 · More...

About this medication

Diltiazem is the name of the medication. It can come as a tablet or capsule, and should be taken by mouth. It belongs to a class of medications called Calcium Channel Blocker.

Why is this medication prescribed

This medication is usually used for reducing high blood pressure (also called hypertension). It can also be used to treat other conditions of the heart and blood vessels. Ask your physician why he or she gave you this medication.

How does it work

Diltiazem belongs to a group of medications called Calcium Channel Blockers. It prevents calcium from entering the cells of the heart and blood vessels. It relaxes the blood vessels and make them wider. As a result, your blood pressure goes down and it helps your heart.

How to use it

This medication comes in multiple forms. Consult your package insert for specific instructions on how to take this medication.

What to do if you are pregnant

Tell your physician if you become pregnant. There are not enough studies about this medication in pregnant women. Use the medication during pregnancy only if clearly needed.

Last Update: May 13th 2017
Data sources: Label (May 13th 2017), FDA (May 31st 2015)