(Approval lapsed) REVONTO dantrolene sodium for injection 20mg/vial

Indicated, along with appropriate supportive measures, for the management of the fulminant hypermetabolism of skeletal muscle characteristic of malignant hyperthermia crisis. It should be administered by intravenous injection as soon as the malignant hyperthermia reaction is recognised (i.e. tachycardia, tachypnea, central venous desaturation, hypercarbia, metabolic acidosis, skeletal muscle rigidity, increased utilisation of anaesthesia circuit carbon dioxide absorber, cyanosis and mottling of the skin, and, in many cases, fever).