Table 3.

Values of pH and release kinetics of prepared Orabase formulations

Orabase	pH ± SD	Zero order	First order	Higuchi	Korsmeyer–Peppas
Cl	7.1±0.05	0.9227	0.9653	0.9857	0.472
Eug	6.9±0.25	0.9742	0.9961	0.9920	0.692
TH	7.1±0.15	0.9781	0.9969	0.9945	0.639
Thy	6.8±0.2	0.9716	0.9882	0.9685	0.795
PL	7.1±0.05	–	–	–	–

Abbreviations: Cl, clove oil; Eug, eugenol; PL, placebo; SD, standard deviation; TH, thyme oil; Thy, thymol.