Assess the client's airway, breathing, and circulation and obtain vital signs.

Administer supplemental oxygen if indicated and cover burns with sterile gauze.

Establish a large bore peripheral vascular access device to unburned skin.

Administer prescribed isotonic fluids intravenously to maintain fluid balance.

Insert an indwelling urinary catheter to maintain urinary output 0.5 mL/kg/hr.

Administer tetanus prophylaxis as prescribed.