1 interaction was found for the drugs you selected.
QUINIDINE in Quinidine
may interact with DILTIAZEM in Cardizem Injection
Diltiazem may cause levels of quinidine in the body to be higher than usual, which may lead to signs or symptoms of overdose. This may lead to life-threatening rhythm. Let your doctor know if you experience loss of apetite, nausea or vomiting, lower stomach pain, diarrhea, confusion. Your doctor may check your blood level and change your dose. Discuss this potential interaction with your healthcare provider at your next appointment, or sooner if you think you are having problems.
This interaction is poorly documented and is considered moderate in severity.