Evaluating Dose Ratio of Subcutaneous to Intravenous Immunoglobulin Therapy Among Patients With Primary Immunodeficiency Disease Switching to 20% Subcutaneous Immunoglobulin Therapy
The American Journal of Managed Care, Supplement, Volume 22, No. 15
Current prescribing information recommends that physicians apply a dose ratio of 1.37:1 (1.53:1 prior to January 2015) in the United States (US) when switching patients with primary immunodeficiency disease (PI) from intravenous (IVIG) therapy to most subcutaneous therapy ([SCIG], except the 10% SCIG human hyaluronidase and immune globulin). However, a dose ratio of 1:1 was studied and approved for the European Union (EU). The dose-adjustment ratio used by prescribers in real-world US clinical practice is unknown.
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Authors
Krishnarajah G, Lehmann JK, Ellman B, Bhak RH, DerSarkissian M, Leader D, Bullinger AL, Sheng Duh M