Table 2.

Frequency of analgesic use by groups during study periods 1 and 2

Medication	Lidocaine patch: placebo		Lidocaine patch: placebo
	Period 1	Period 2	Period 1	Period 2
Naprosyn	1 (7.1%)	Cont	0 (0.0%)
Aspirin	1 (7.1%)	Cont	0 (0.0%)
Ibuprofen	2 (14.3%)	1 Cont, 1 D/C	1 (7.1%)	Cont
Rofecoxib	1 (7.1%)	D/C	0 (0.0%)
Acetaminophen	0 (0.0%)		1 (7.1%)	Cont
Amitryptiline	1 (7.1%)	Cont	0 (0.0%)
Propoxyphene–acetaminophen	2 (14.3%)	1 Cont, 1 D/C	0 (0.0%)
Oxycodone	0 (0.0%)		1 (7.1%)	D/C
Hydrocodone–acetaminophen	1 (7.1%)	D/C	1 (7.1%)	Cont

Cont continuous, D/C discontinued