Table 3.

Injectability of HCT hydrogel in various concentrations of HPMC in comparison with a marketed product (ELYZOL^®).

Formulation	Injectability (gw·min−1)
	200 (gw)	500 (gw)
distilled water	8.983 ± 0.682	15.909 ± 1.351
TBO only	8.053 ± 0.432	15.861 ± 1.642
Mixture of TBO & chitosan	7.241 ± 0.334	10.340 ± 1.031
F-1	2.808 ± 0.132	8.849 ± 0.872
F-2	0.151 ± 0.062	7.251 ± 0.703
F-3	0.008 ± 0.001	0.012 ± 0.004
F-4	0.0021 ± 0.002	0.0115 ± 0.003
F-5	N/A	0.0013 ± 0.001
ELYZOL®	0.324 ± 0.160	10.124 ± 1.095

N/A: Not available.