Polysaccharide-Based Superporous, Superabsorbent, and Stimuli Responsive Hydrogel from Sweet Basil: A Novel Material for Sustained Drug Release

Figure 4

Swelling capacity of different tablet formulation in deionized water after various time intervals (a). Photographs showing swelling of tablets in deionized water (b) and diclofenac sodium release from different formulations, i.e., DSF, DSF1, DSF2, DSF3, and Voltral, in SGF (2 h) and SIF (10 h) (c). SEM images of BSH containing tablet formulation (DSF3); tablet surface (d), tablet surface after swelling in deionized water (e), and magnified image of surface of swollen tablet (f).

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