Sustained release delivery of favipiravir through statistically optimized, chemically cross-linked, pH-sensitive, swellable hydrogel

Table 1 Composition of PEG-6000 based hydrogel formulations by design expert

S. No	PEG 6000 (mmol) (X₁)	Acrylic acid (mmol) (X₂)	MBA (mmol) (X₃)
1	0.0208	27.7546	0.1946
2	0.0208	34.6933	0.1297
3	0.0208	41.6319	0.1946
4	0.0208	34.6933	0.2594
5	0.0312	27.7546	0.1297
6	0.0312	27.7546	0.2594
7	0.0312	34.6933	0.1946
8	0.0312	34.6933	0.1946
9	0.0312	41.6319	0.2594
10	0.0312	41.6319	0.1297
11	0.0416	27.7546	0.1946
12	0.0416	34.6933	0.2594
13	0.0416	34.6933	0.1297
14	0.0416	41.6319	0.1946

ISSN: 2050-6511