You have been called for a 28-year-old male with a history of behavioral problems. He responds to painful stimuli with garbled speech. His airway is patent, but breathing is inadequate. His radial pulse is rapid and skin cool and moist. He has crackles at the bases of both lungs and the following vital signs: pulse 108, respirations 6, blood pressure 98/64, and SpO2 92%. A friend informs you that

he thinks that he drank a considerable amount of antifreeze, possibly up to 12 hours ago, in a suicide attempt. The first thing you should do is:

A) start positive pressure ventilation.
B) call poison control.
C) look for confirmation that the antifreeze was ingested.
D) administer activated charcoal.

A