primary immunodeficiency syndrome
"The 20% solution has allowed me to drop 10 grams per week off my infusion.

The consistency of my levels for the past 3 years have been normal and I have not had any infections. Recently I had to change my insurance and during that

Time I had a lapse in my infusion for 3 weeks, then I started back on my infusions and I did not have any problems at all during the 3 weeks without 

Hizentra."