Poly(vinyl alcohol boric acid)-Diclofenac Sodium Salt Drug Delivery Systems: Experimental and Theoretical Studies

Table 2

Drug release from various formulations.

System	Drug content	Cumulative DCF release at 4 hours	Cumulative DCF release at 8 hours	Cumulative DCF release at 24 hours	Reference
PVAB film	10%	33	48	68	This study
	30%	71	86	95
Methyl cellulose film	0.3%	45	85	ud	[65]
Sodium methyl cellulose film	0.3%	40	>80	ud
Sodium alginate films	—	>97%	ud	ud	[22]
Sodium alginate/hydroxypropyl cellulose film	—	>99%	ud	ud
Sodium alginate/hydroxypropyl cellulose film treated with CaCl2	—	53.25%	ud	ud
Hydroxypropyl methylcellulose/polyvinyl pyrrolidone film	3.2%	99.7%	ud	ud	[66]
Poly(D,L-lactic acid-co-glycolic acid)/poly(ethylene glycol) scaffolds	—	55–62%	ud	75-82%	[24]
Chitosan/PVA cross-linked tripolyphosphate sodium	—	42%	78%	ud	[21]