Levosul 25 mg Injection 2 ml is used in the treatment of dyspepsia, nausea, vomiting, diabetic gastroparesis, psychosis, schizophrenia, depression, anxiety, Tourette's syndrome, irritable bowel syndrome, heartburn, peptic ulcers, and gastro-oesophageal reflux disease (GERD). This medicine has prokinetic and antipsychotic effects. As prokinetic medicine, it works by enhancing the contractions in the gut and stomach emptying. As antipsychotic medicine, it inhibits the activity of dopamine in the brain.