Grazax, the allergy immunotherapy developed by Schering-Plough and ALK-Abello, showed a 28% reduction in hay fever symptoms during its Phase III pediatric trial. According to Denmark-based ALK-Abello, the therapy led to a 64% reduction in the combined asthma symptom score as well. The previous European trial of Grazax displayed positive clinical effect. A Grazax pediatric registration application is currently under review in Europe.

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