Tests and studies can clarify treatment, but costs remain on the upswing because the newest drugs are very expensive, with monthly price tags often in the thousands of dollars. By 2016 annual global sales of cancer drugs will nearly triple, to $88 billion from a decade earlier, according to IMS Health.
A new drug for melanoma, BRAF inhibitor Zelboraf from Roche Holding AG, is designed to work by targeting a specific genetic mutation found in about half of all melanomas. Patients are first tested to see if they have it. From YAHOO article just out an hour ago