Generic name of Sulpiride is Low Molecular Heparin Calcium Injection, common side effects are bleeding from different sites, transient transaminase elevation, small hematoma from injection, and rare side effects are thrombocytopenia, hypersensitivity reaction, abnormal erection of penis, and skin necrosis. Low molecular heparin calcium injection is an antithrombotic drug, this drug has fewer side effects, the common side effects are transient transaminase elevation or small hematomas or hard nodules at the injection site, and it may also cause bleeding in different parts of the body. In addition, some rare side effects may occur in individual patients, such as the possibility of angioedema, itchy skin and other rare hypersensitivity reactions, or the presence of thrombocytopenia, abnormal penile erection, skin necrosis at the injection site and other rare side effects. In case of serious side effects, stop the medication. Low molecular heparin calcium injection is contraindicated in patients with hypersensitivity to this drug, a history of thrombocytopenia, acute bacterial endocarditis, hemorrhagic cerebrovascular accidents, active bleeding associated with hemostatic abnormalities. This medication should not be used in conjunction with non-steroidal anti-inflammatory analgesics, acetylsalicylic acid, dextrose, ticlopidine and other drugs. As a prescription drug, it must be used under the guidance of a professional doctor, and individuals should not use the drug blindly to avoid injury to the body.