Important Safety Information
Do not take MULTAQ if you have severe heart failure or if you have been in the hospital recently for heart failure, even if you are better now. People with severe heart failure who take MULTAQ have an increased chance of dying.
Call your doctor immediately if you're taking MULTAQ and feel symptoms of worsening heart failure. These may include weight gain, leg swelling, and increasing shortness of breath while resting.
You should not take MULTAQ if you have severe liver problems.
You should not take MULTAQ if you are breastfeeding, pregnant, or plan to become pregnant as it is not known if it may pass to or harm your baby.
Your potassium levels should be within the normal range prior to and while taking MULTAQ. Tell your doctor about any diuretic medications you are taking as some can lower the level of potassium or magnesium in your blood.
Your doctor may perform certain tests, such as heart exams and blood tests, while you're taking MULTAQ.
MULTAQ can interact with certain medications and herbal supplements. Do not use the following medications with MULTAQ:
* Nefazodone
* Voriconazole
* Ritonavir
* Telithromycin
* Ketoconazole
* Clarithromycin
* Itraconazole
* Cyclosporine
The following medicines can lead to a dangerous abnormal heart rhythm if taken with MULTAQ:
* Phenothiazines
* Tricyclic antidepressants
* Certain medicines used to treat abnormal heart rhythm or fast heartbeat
* Certain antibiotics
Please read the accompanying Medication Guide and tell your doctor about all medications you take to help avoid serious drug interactions. Do not drink grapefruit juice while taking MULTAQ.
The most common side effects when taking MULTAQ are diarrhea, nausea, stomach pain, skin rash, and slowed heartbeat.
