Table 2.

Compositions of designed gel formulations (PLU^® F-127 hydrogels and PLO organogels).

Ingredient (g)	Formulation Code
	Placebo Gels				KTZ Gels				KTZ and TTO Gels
	H	O1	O2	O3	H KTZ	O1 KTZ	O2 KTZ	O3 KTZ	H KTZ TTO	O1 KTZ TTO	O2 KTZ TTO	O3 KTZ TTO
Ketoconazole (KTZ)	-	-	-	-	2	2	2	2	2	2	2	2
Tea tree oil (TTO)	-	-	-	-	-	-	-	-	5	5	5	5
Pluronic® F-127	15.5	15.5	15.5	15.5	15.5	15.5	15.5	15.5	15.5	15.5	15.5	15.5
Potassium sorbate	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2
Propylene glycol	10	10	10	10	10	10	10	10	10	10	10	10
Purified water	up to 100	up to 100	up to 100	up to 100	up to 100	up to 100	up to 100	up to 100	up to 100	up to 100	up to 100	up to 100
Lecithin	-	5	5	5	-	5	5	5	-	5	5	5
Isopropyl myristate	-	up to 100	-	-	-	up to 100	-	-	-	up to 100	-	-
Castor oil	-	-	up to 100	-	-	-	up to 100	-	-	-	up to 100	-
Paraffin oil	-	-	-	up to 100	-	-	-	up to 100	-	-	-	up to 100