The use of inhaled nitric oxide in the critically ill has increased si
gnificantly over the past few years but little published information e
xists on standards for current practice. Sixty-four intensive therapy
units in the UK were surveyed by questionnaire from which 54 (84.4%) s
atisfactory replies were received. We present tHe survey results and p
ut forward recommendations based on current literature and our own cli
nical experience for the safe use of inhaled nitric oxide.