Gastroretentive drug delivery systems for the treatment of Helicobacter pylori

Table 1 Primary factors that influence gastric emptying

Influence factors	Gastric emptying
Disease	Chronic renal failure	Delay[46]
	Diabetes	Delay[47]
	H. pylori infection with non-ulcer dyspepsia	No association[48]
The form of the food	Liquid food is faster than solid food[49]
Carbohydrate or fat	Slow[50,51]
Dosage form	Liquid dosage is faster than solid form[52]