The document discusses strategies for shifting physicians' treatment of irritable bowel syndrome with constipation (IBS-C) patients from traditional therapies to the new drug Zelmac. It outlines six steps or barriers physicians may face: 1) not recognizing IBS as a legitimate condition, 2) not recognizing IBS-C patients, 3) not knowing how to diagnose IBS-C, 4) treating IBS-C with diet/lifestyle changes alone, 5) using Zelmac like an antispasmodic rather than as a long-term treatment, and 6) only using Zelmac for severe patients. The summary provides probing questions and key messages to address each barrier and convince physicians to use Zel