Why Parents Are Turning to a Controversial Treatment for Food Allergies
FOR FAMILIES with food allergies, micro-managing daily life to avoid accidentally consuming the wrong food can be a huge burden. They scour labels. They avoid restaurants. They ban their kids from birthday parties, or refuse to enter sports stadiums, worrying that peanut shells littering the ground could trigger life-ending anaphylaxis.
The resulting angst has driven some families and physicians to try a therapy that has done well in early studies but has unclear long-term effects and is not yet approved by the Food and Drug Administration (FDA). The controversial treatment is called oral immunotherapy (OIT). Conceptually, the method works like allergy shots, which for 100 years have reliably treated pollen and other environmental allergies by desensitizing the immune response to these triggers. Instead of injecting allergens through the skin, OIT involves consuming a bit of the forbidden food each...