Table IV.

Kinetic Release of SZ Mucoadhesive Gels and Metrogyl® Gel

Gel	Zero order	First order	Higuchi
	R 2	R 2	R 2
HEC20	0.8496	0.9599	0.9895
HEC30	0.8688	0.9824	0.9868
HPC50	0.8499	0.9943	0.9809
HPC150	0.8731	0.9909	0.9864
PL300	0.8943	0.9791	0.9972
SC20	0.8680	0.9816	0.9895
SC30	0.8761	0.9709	0.9821
Metrogyl® gel	0.8680	0.9249	0.9249