Toxicological

Be sure the scene is safe
Absorbed poison: Remove clothing and fully decontaminate. If eye(s) involved, irrigate ≥20 minutes
Inhaled/ingested poison: Administer high-flow O2. Pulse oximetry may be inaccurate
Ingested poison:
Contact Poison Control
Review circumstances with Medical Control and Poison Control
Envenomations: Immobilize extremity in dependent position; consider ice pack for bee stings