The feasibility, reliability, reproducibility, efficacy, validity and safety of the endoscopic hemostatic therapy for acutely bleeding peptic ulcers has been well documented. Multiple risk-stratification tools for upper-GI hemorrhage have also been developed such as the Blatchford, clinical and complete Rockall scores, and the Forrest classification. Moreover, pre and post endoscopic schemes of PPI´s therapy in patients with bleeding peptic ulcers is effective and cost-saving. However, All of them have not been validated in the obese population status post RYGB complicated with a bleeding marginal ulcer.