It seems drone delivery is picking up speed with Germany's DHL using it for medical supplies:

Deutsche Post DHL tests delivery drone | News | DW.DE | 09.12.2013

Deutsche Post DHL tests delivery drone

Germany's express delivery and mail company Deutsche Post DHL is testing a drone that could be used to deliver urgently needed goods to hard-to-reach places. The aircraft can carry up to 3 kilograms (6.6 pounds).

Deutsche Post tests drone delivery - audio just repeats over and over: