
To prepare for the seasonal onslaught of pollen, mostallergy-stricken patients will try to find relief throughnonsedating antihistamines and nasal inhalers. Many others willundergo allergen immunotherapy as a next step, receiving theestimated 60 to 90 injections necessary for each treatment period.Although allergy shots can be effective, treatment is often atime-consuming and costly process. Preliminary results for newtherapies show promise and may soon offer allergy sufferers moreoptions with fewer injections.