Betalucil is the trade name, the generic name of the drug is metoprolol tartrate, for small intestinal bleeding patients can take metoprolol tartrate. Metoprolol tartrate can be used to treat hypertension, angina pectoris, myocardial infarction, aortic coarctation, cardiac arrhythmia, cardiac neurosis, etc.; common side effects after taking the drug are dizziness and headache, fatigue, bradycardia, abdominal pain, nausea and vomiting, diarrhea, constipation and so on; but generally does not lead to bleeding, so small intestinal hemorrhage patients with the condition of the need to be able to take Metoprolol tartrate. Contraindications to metoprolol tartrate include cardiogenic shock, sick sinus node syndrome, severe atrioventricular block, symptomatic bradycardia or hypotension, unstable, decompensated heart failure, patients with severe peripheral vascular disease with risk of gangrene, and those who are allergic to any of the components of the product. Patients with medical conditions that require it should use the drug under the supervision of a doctor, and should not take the drug on their own.