WHITEHOUSE STATION, N.J.--(BUSINESS WIRE)--Merck (NYSE: MRK), known as MSD outside the United States and Canada, today announced that the Biologics License Application (BLA) for its investigational Timothy grass pollen (Phleum pratense) allergy immunotherapy tablet (AIT) has been accepted for review by the U.S. Food and Drug Administration (FDA). In March, the company also submitted a BLA to the FDA for its investigational ragweed pollen (Ambrosia artemisiifolia) AIT.
