Table 2. Effective maintenance dose of major component allergen for allergen immunotherapy.

Allergen	Author	Year	Major allergen	Effective dose	Suboptimal dose
Dermatophagoides	Ewan et al.76	1988	Der p 1	11.9 mcg
	Haugaard et al.77	1993		7.0 mcg	0.7 mcg
	Olsen et al.78	1997		7.0 mcg
Short ragweed	Van Metre et al.79	1980	Amb a 1	11 mcg
	Creticos et al.80	1985		6 mcg
	Creticos et al.81	1989		12.4 mcg	0.6 mcg
	Furin et al.82	1991		24 mcg	2 mcg
Grass	Varney et al.83	1991	Phl p 5	18.6 mcg
	Dolz et al.84	1996	Dac q 5 + Lol p 5 + Phl p 5	15 mcg
	Walker et al.85	2001	Phl p 5	20 mcg
	Frew et al.75	2006	Phl p 5	20 mcg	2 mcg
Birch	Bodtger et al.86	2002	Bet v 1	12 mcg
	Khinchi et al.39	2004		3.28 mcg
Cat dander	Hedlin et al.87	1991	Fel d 1	17.3 mcg
	Alvarez-Cuesta et al.30	1994		11.3 mcg
	Varney et al.88	1997		15 mcg
	Ewbank et al.89	2003		15 mcg	3 mcg
	Nanda et al.90	2004		15 mcg	3 mcg
Dog dander	Lent et al.91	2006	Can f 1	15 mcg	3 mcg
Alternaria	Horst et al.92	1990	Alt a 1	1.6 mcg
	Kuna et al.93	2011		8.0 mcg