<prompt> Sodium nitroprusside infusion may result in:HypeensionPulmonary oedemaCyanide toxicityHea block  <response>: C i.e. Cyanide toxicity Sodium nitropruside has five cyanide groups within its structure and cyanide toxicityQ is a problem if it is used is high doses. Its formula is Na2FeCN5NOJX2H2O 