Table 1.

Summary of clinical trials of phenoxybenzamine for treatment of CRPS.

Predominant syndrome	Total number of patients	Target daily dose range (mg)	Number with favorable clinical outcome	Reference
CRPS II; causalgia	15	40–160	11	Moser et al., 1953 [13]
CRPS II; causalgia	40	40–120	40	Ghostine et al., 1984 [14]
CRPS I	1	20	1	Lefkoe and Cardenas, 1996 [16]
CRPS I and II	33	120	17	Muizelaar et al., 1997 [15]
CRPS I	5	5	5	Malik et al., 1998 [17]
CRPS I	4	3–10	3	Inchiosa and Kizelshteyn, 2008 [19]