Hunter Syndrome 29 Jul 2008 I have a few exciting updates! First off, Trey’s dose of Elaprase was increased on July 21 from 2 to 3 vials. I have a few exciting updates! First off, Trey’s dose of Elaprase was increased on July 21 from 2 to 3 vials. This is VERY exciting given what I learned… mcfadyena