Lapatinib Ditosylate and Zenzedi

• Generic Name: lapatinib
• Dosage Forms: n.a.
• Other Brand Names: Tykerb

In combination with letrozole for treatment of hormone receptor-positive metastatic breast cancer that overexpresses the human epidermal receptor type 2 (HER2) protein in postmenopausal women who are candidates for hormonal therapy. Combined therapy with lapatinib and an aromatase inhibitor has not been compared with trastuzumab-containing chemotherapy for treatment of metastatic breast cancer.

In combination with capecitabine for treatment of advanced or metastatic breast cancer in patients whose tumors overexpress HER2 and who have received prior therapy including an anthracycline, a taxane, and trastuzumab.

• Generic Name: dextroamphetamine
• Dosage Forms: tablet
• Other Brand Names: Dexedrine Spansule, ProCentra, Zenzedi, Dexedrine, Dextrostat, Liquadd

Zenzedi is a central nervous system stimulant. It affects chemicals in the brain and nerves that contribute to hyperactivity and impulse control.

Zenzedi is used to treat narcolepsy and attention deficit hyperactivity disorder (ADHD).

Zenzedi may also be used for purposes not listed in this medication guide.