Are allergic to Tiazac, diltiazem hydrochloride, or any of the inactive components used to make the medication. Your healthcare provider or pharmacist has a list of the inactive ingredients.
Have sick sinus syndrome and do not have a pacemaker.
Have third- or second-degree heart block and do not have a pacemaker.
Are having a heart attack and have fluid in your lungs.
Tiazac Warnings and Precautions: Final Thoughts
There are several situations in which Tiazac should not be taken, along with a number of precautions and warnings people should be aware of before taking the medication. However, it is possible that not all of the warnings or precautions were discussed in this article. Therefore, you should talk with your healthcare provider about the Tiazac warnings and precautions that may apply to you.