The purpose of this study is to compare the Efficacy and Safety of Rebamipide/Nizatidine Combination Therapy with Nizatidine Monotherapy in Patients with Gastritis.~Anticipated result is to prove superiority of Rebamipide/Nizatidine combination therapy at 2 weeks compared to Nizatidine Monotherapy.
The purpose of this study is to compare the Efficacy and Safety of Rebamipide/Nizatidine Combination Therapy with Nizatidine Monotherapy in Patients with Gastritis