It hasn’t been a smooth year for the two pharma giants, but events in the fourth quarter widened the gap between them.

Eli Lilly has asked to join in opposing a lawsuit brought by compounding pharmacies against the U.S. Food and Drug Administration over the agency's decision that Lilly's blockbuster weight-loss and diabetes drugs are no longer in short supply.

Researchers from Canada reviewed the results of 26 trials to determine which of the weight loss jabs are the most effective for obese adults who do not have diabetes.

Over her three-decade career, weight management physician Dr. Sarah Ro has seen hundreds of patients. Many of them are on Medicaid and have become yo-yo dieters who, despite their best efforts at changing their eating habits and lifestyles,

McGill University researchers say their study has found GLP-1 drugs are safe and effective for treating obesity and overweight adults without diabetes. The authors say the findings support using the medication to treat those who are overweight and obese among otherwise healthy patients.

The U.S. FDA has released a new draft guidance for drugmakers to aid them in developing new treatments for obesity. The new document replaces an earlier draft guidance issued in February 2007. The new guidance stated that its focus is on the design of clinical trials and endpoints to demonstrate sustained weight loss,