…back, abdomen, or epigastrium. Dyspnoea, nausea, vomiting, diaphoresis, fatigue, faintness, and other symptoms may occur without chest pain and should be considered anginal equivalents. The…

…hypertension, headache, nausea and vomiting 8 to 24 hours Alcoholic hallucinosis, often visual, auditory or tactile hallucinations with a relatively clear level of consciousness and…

…weakness rapidly progressive symptoms from several organ systems severe abdominal pain or repeated vomiting after probable allergen exposure sudden hypotension or severe bronchospasm during anaesthesia…

…or gastroenteritis at home Double or triple the oral daily dose during the days of illness (the patient's sick day rules) Vomiting or diarrhoea…

…protect the airway: a reduced level of consciousness not attributable to hypercapnia, marked swallowing difficulty, vomiting. Haemodynamic instability or a life threatening arrhythmia. Undrained pneumothorax…

…level of consciousness, loss of pharyngeal reflexes, vomiting with a risk of aspiration. Inadequate oxygenation despite maximal oxygen or non invasive ventilation. Inadequate ventilation with…

…retention — the commonest indication on a surgical ward. Decompression in severe vomiting where the stomach does not empty. Intraoperatively and postoperatively after major abdominal surgery…

…Step Assessment and action : : A Assess the airway, the pharyngeal reflexes, vomiting and secretions. Suction and give oxygen as needed. Intubate for a threatened airway…

…coffee ground vomiting or melaena. Haematochezia can occur in massive upper bleeding with rapid intestinal transit. Coffee ground vomiting is less specific than fresh haematemesis…

…dose of 300 mg. Infusion regime : • 0.5–2 mg/minute IV infusion. Higher doses are sometimes required. Adverse effects Vomiting. Dizziness. Nausea. Atrioventricular blocks …