Antibiotic Improves Symptoms in Irritable Bowel Syndrome

Rifaximin, a poorly absorbed broad-spectrum antibiotic, ameliorates the symptoms of irritable bowel syndrome, according to a phase III study published in the New England Journal of Medicine. Researchers, including employees of the drug’s manufacturer, randomized...

NIH Issues Guidelines on Managing Food Allergies

An expert panel sponsored by the National Institute of Allergy and Infectious Diseases has published guidelines for diagnosing and managing food allergies in the Journal of Allergy and Clinical Immunology. Among the recommendations: • Food allergy should be considered...

Does Vascular Depression Exist?

Does Vascular Depression Exist? A prospective study suggests that atherosclerosis does not contribute to depression but leaves open other possible associations between vascular disorders and late-onset depression. Because late-onset depression is associated with...

Botox Approved for Chronic Migraine

The FDA has approved onabotulinumtoxinA (Botox) for prophylaxis of chronic migraine (more than 14 migraine days monthly). Treatment involves injections into several areas of the head and neck, about every 12 weeks. Botox was already frequently used off-label for...