Table 2.

Subcutaneous immune globulin preparations (US) – properties and characteristics

Product	IgG concentration	IgA content	Stabilizer	Viral inactivation
Gammagard liquid	100 mg/mL	37 mcg/mL	Glycine	Solvent/detergent Nanofiltration Low pH/temperature
Gammaked™	100 mg/mL	46 mcg/mL	Glycine	Low pH Caprylate precipitation Depth filtration
Gamunex-C	100 mg/mL	46 mcg/mL	Glycine	Low pH Caprylate precipitation Depth filtration
Hizentra®	200 mg/mL	<50 mcg/mL	L-proline	Low pH Nanofiltration Depth filtration

Note: Data drawn from package inserts.⁹–¹²