Activated Charcoal

Question 1

Classification

Answer 1

Chemical Absorbent

Question 2

Mechanism of Action

Answer 2

• Binds with drugs & chemicals within the GI tract and decreases intestinal absorption in the OD situation thereby preventing toxicity.
• The poison & charcoal compound is then excreted from the body.

Question 3

Indications

Answer 3

• Oral poisoning, overdose and/or ingestion of drugs or chemicals.

Question 4

Contraindications

Answer 4

• Pediatrics < 35 kg
• Decreasing LOC unless intubated prior to administration
• Ingestion or poisoning due to cyanide, corrosives, petroleum distillates, ferrus sulfate (iron), ethanol, methanol, lithium, due their large molecular size.

Question 5

Adverse Effects

Answer 5

• Vomiting
• Constipation
• Black Stools

Question 6

Administration

Answer 6

• 1 gm/kg PO (75 gm is typical)

Question 7

Special Considerations

Answer 7

• Do not administer prior to Syrup of Ipecac
• Use with caution in Acetaminophen OD. Follow protocols.