Interstitial Lung Disease/Pneumonitis - TYKERB has been associated with interstitial lung disease and pneumonitis. Patients should be monitored for pulmonary symptoms indicative of interstitial lung disease or pneumonitis and if symptoms are ¿ Grade 3 (NCI CTCAE), TYKERB should be discontinued.
QT Prolongation - TYKERB prolongs the QT interval in some patients. TYKERB should be administered with caution to patients who have or may develop prolongation of QTc. Hypokalemia or hypomagnesemia should be corrected prior to TYKERB administration. Baseline and on-treatment electrocardiograms with QT measurement should be considered.
Pregnancy: Pregnancy D - TYKERB can cause fetal harm when administered to a pregnant woman. Women should be advised not to become pregnant when taking TYKERB. If this drug is used during pregnancy, or if the patient becomes pregnant while taking this drug, the patient should be apprised of the potential hazard to the fetus.
Adverse Reactions - The most common adverse reactions (>20%) during therapy with TYKERB plus capecitabine compared to capecitabine alone were diarrhea (65%, 40%), nausea (44%, 43%), vomiting (26%, 21%), palmar-plantar erythrodysesthesia (53%, 51%), rash (28%, 14%), and fatigue (46%, 47%).
The most common grade 3 and 4 adverse reaction (NCICTC v3) with TYKERB plus capecitabine compared to capecitabine alone were diarrhea (14%, 10%) and palmar-plantar erythrodysesthesia (12%, 14%).
Please see full prescribing information, including BOXED WARNING.
TYKERB(R) is a registered trademark of the GlaxoSmithKline group of companies in the United States and
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