Corrosive ingestions or esophageal disease
The poison ingestion is not toxic at any dose
The poison ingestion is adsorbed by charcoal and adsorption is not exceed by quantity ingestion
Presentation many hours after poisoning
A highly efficient antidote such as NAC is available
Gastric lavage
Nasogastric tube placement
Multidose activated charcoal
Acute abdominal series
Diagnostic peritoneal lavage
Activated charcoal
Anoscopy
FAST exam