Table 1: Demographic and disease characteristic of the patients.

Characteristics		Oral pregabalin 150 mg (n = 23)	Placebo (n = 22)	p value
Sex	Male	19(82.60%)	17(77.27%)	N.S.*
	Female	4(17.39%)	5(22.72%)
Age (in years)	Mean	46	47	N.S.
	Range	31-57	29-58
Localization	Trigeminal	2(8.69%)	2(9.09%)	N.S.
	Cervical	1(4.34%)	1(4.54%)
	Thoracic	16(69.56%)	16(72.72%)
	Lumbar	4(17.39%)	3(13.63%)
Mean time since zoster (in hours)		49	51	N.S.
Mean Base line VAS score (pain)		83	81	N.S.