Sinequan Drug Interactions

The following sections explain in detail the potentially negative interactions that can occur when Sinequan is combined with any of the drugs listed above.

 

Sinequan may enhance the effects of alcohol. This can lead to an increased risk for suicidal thoughts and other Sinequan overdose symptoms. Make sure to talk with your healthcare provider about drinking alcohol while taking Sinequan.

 

Taking Sinequan with anticholinergic medications may increase the risk of side effects. Talk to your healthcare provider before using these medications together, as your dosages may need to be reduced. Since some of these types of medicines are found in over-the-counter medicines, do not treat yourself for the common cold, a cough, or allergies without first talking to your healthcare provider.

 

Taking Sinequan with arrhythmia medications can increase your risk of a dangerous arrhythmia called QT prolongation. Also, certain arrhythmia medications can increase the level of Sinequan in your blood, increasing your risk for side effects. Talk to your healthcare provider before taking these medications together.

 

Taking Sinequan with cimetidine can increase the level of Sinequan in your blood, increasing your chance of side effects. Your healthcare provider may need to adjust your dose of these medications.

 

Taking Sinequan with MAOIs can increase your chance of developing dangerous side effects. Do not take Sinequan if you have taken an MAOI within the past two weeks.

 

Taking Sinequan with phenothiazine medications can increase the level of Sinequan in your blood, increasing your risk of side effects. Also, combining Sinequan with certain phenothiazines can increase your risk of a dangerous irregular heart rhythm called QT prolongation. Talk to your healthcare provider before taking these medications together.