Table 2.

Number of cases with adverse events after norepinephrine (NE) and placebo injections

	Fibromyalgia		Rheumatoid Arthritis		Healthy Controls
	(n = 20)		(n = 20)		(n = 20)
	placebo	NE	placebo	NE	placebo	NE
Spreading of pain	0	8	0	0	0	0
Pale halo	0	3	0	1	0	1
Paresthesias	5	2	4	3	5	2
Palpitations	0	1	0	0	0	0
Sweating	0	1	0	0	0	0
Distal swelling	0	1	0	0	0	0