If there's a small hitch in the phase II/III data rolled out by Orphazyme A/S with arimoclomol against the lysosomal storage disease Niemann-Pick type C (NPC), it's that the trial missed a co-primary endpoint chosen by the FDA, and the firm plans to take the results with the heat-shock protein (Hsp) amplifier to regulators in the U.S. and EU in the first half of next year.