Syllabus · Current · V5 (2025) · Antidotes and decontaminating agents

Antidotes and decontaminating agents

Q.i · Antidotes & Decontamination

Official V5 objective
Understand the pharmacology of antidotes and decontaminating agents not listed elsewhere.
4 SAQ topics 4 SAQ appearances 3 VIVA stations

Written examination

SAQ history

4 appearances
Antidotes
1 exam appearance
Explain the mechanism of action by which the following drugs exert their clinical and pharmacological effect when used to treat drug toxicity or overdose, including the time taken to exert this clinical effect: (a) N-acetylcysteine (25% of marks). (b) Digoxin FAb (25% of marks). (c) Naloxone (25% of marks). (d) Lipid emulsion (i.e. Intralipid) (25% of marks).
65%
Naloxone — Pharmacology
1 exam appearance
Describe the pharmacology of naloxone.
List the functions of the liver (60% marks). Discuss the metabolism of paracetamol in toxicity and the pharmacologic management of this overdose (40% marks).
20%
Describe the physiological effects and principles of management of a tricyclic antidepressant overdose.
14%

Oral examination

VIVA history

3 stations

Sources: objective text from the relevant CICM syllabus; historical SAQ and VIVA wording from CICM examiner reports.