Trial of Itopride 150mg Once a Day Versus Itopride 50 mg Thrice a Day; in Patients With Functional Dyspepsia

The study is conducted in patients with functional dyspepsia or chronic gastritis. The purpose of this study is to: * assess whether the dose of Itopride Hydrochloride 150 mg extended release tablets, taken once daily has a similar effect on gastrointestinal symptoms caused by gastric dysmotility and delayed gastric emptying, like bloating sensation, early satiety, postprandial fullness, upper abdominal pain or discomfort, anorexia, heartburn, nausea and vomiting in functional (non-ulcer) dyspepsia or chronic gastritis, as Itopride Hydrochloride 50 mg film coated tablets administered thrice a day. * investigate assessment of the treatment provided to each participant. * monitor safety and tolerability of Itopride Hydrochloride 150 mg extended release tablets, taken once daily before one of the main meals (preferably same meal throughout the treatment) and Itopride Hydrochloride 50 mg film coated tablets thrice daily before meals.