A 21 year old female gravida 2, para 1, live 1 with previous lower segment cesaerian section, hypothyroid on tablet Eltroxin 12.5mcg, was posted for LSCS. Spinal anaesthesia was given and the effect was patchy, hence general anaesthesia was supplemented. Intramyometrial prostaglandin was given by surgeon for persisting uterine atony following which patient developed hypertension, tachycardia, pulmonary edema and later on cardiac arrest.