{"batchcode": "EW0161", "histograms": [{"histogram": {"Immediate post-injection reaction": 2, "Dizziness": 1, "Fall": 1, "Head injury": 1, "Headache": 1, "Hyperhidrosis": 1, "Hypoaesthesia": 1, "Hypoaesthesia oral": 1, "Loss of consciousness": 1, "Nausea": 1, "Pallor": 1, "Pruritus": 1}, "batchcodes": ["EW0161"]}]}