Ridaforolimus With Cetuximab: Adv Non-Small Cell Lung, Colorectal, Head & Neck Cancer

The main purpose of this study is to evaluate the best dose, safety and side effects of ridaforolimus when given with cetuximab for patients with head and neck, lung and colon cancer that has progressed after initial therapy. A second purpose of this study is to gain preliminary information on whether the combination of ridaforolimus and cetuximab is helpful in treating patients with advanced head and neck cancer