<<Disclaimer: Verify this information before applying it to your situation.>> Alteration of gut flora resulting from antibiotic use is again implicated as a cause of increased allergic sensitivity as discussed today in this Reuters Health article: Antibiotic Use Promotes Pulmonary Sensitivity to Mold in Mice http://www.medscape.com/viewarticle/478993 You may need to register (free) with Medscape to read this article. * All posts for product information must include the applicable country *