ALK’s partner for North America, MSD (known as Merck in the United States and Canada), announced that the U.S. Food and Drug Administration (FDA) has accepted the Biologics License Application (BLA) for its house dust mite (HDM) sublingual allergy immunotherapy (SLIT) tablet for review. MSD submitted the BLA, for a tablet against HDM allergy, to the FDA in February 2016.