Evaluation of Skin Irritation and Acute and Subacute Oral Toxicity of Lavandula angustifolia Essential Oils in Rabbit and Mice

Table 3

Score of edema and erythema after removing the test formulation.

Skin reaction score of 10% L. angustifolia essential oil ointment at various time interval (3 treatment site)
Reaction	1hr		24hrs		48hrs		72hrs		7th day		15th day
	Con	Trt	Con	Trt	Con	Trt	Con	Trt	Con	Trt	Con	Trt
Erythema	0	0	0	0	0	0	0	0	0	0	0	0
Edema	0	0	0	0	0	0	0	0	0	0	0	0

Primary Irritation Index (PII) = 0/3, PII=0.
Based on PII irritation category for 10 L. angustifolia EO ointment is Negligible.