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. 2024 Oct 9:17511437241289000. Online ahead of print. doi: 10.1177/17511437241289000

Table 1.

Reason for enquiry to the NPIS and Class of xenobiotic.

Reason for enquiry to the NPIS Toxicological Non-toxicological Total
Presence of agents affecting brainstem testing 60 8 68
Kinetics and metabolism of xenobiotic 29 0 29
Requests for laboratory analysis
- Xenobiotic (n)
8
Zonisamide (1)
Midazolam (1)
Tramadol (1)
Flunitrazepam (1)
Cyanide (2)
Cannabis (1)
Phenobarbital (1)
3
Thiopentone (2)
Midazolam (1)
11
Interpretation of quantitative analytical results
- Advice regarding significance of levels
- Xenobiotic (n)
- Interpreting results without units
- Xenobiotic (n)
- Level to enable testing for DNC
- Xenobiotic (n)
6
3
Amitriptyline
and Nortriptyline (1)
Lead (1)
Carbon monoxide (1)
1
Benzodiazepine
and Methadone (1)
2
Ethylene Glycol (2)
2
2
Thiopentone (2)
8
Class of xenobiotic (n) Frequently discussed xenobiotic (n)
Mixed prescription drugs (20) Amitriptyline (11)
Benzodiazepines (10)
Barbiturates (6)
Gabapentin (5)
Baclofen (4)
Single prescribed drugs (18)
Toxic alcohol (13) Ethylene Glycol (8)
Multiple drugs of abuse (8) Cocaine (10)
Benzodiazepines (10)
Barbiturates (6)
Cannabinoids (6)
Heroin (5)
Single drug of abuse (12)
Combination of prescription drugs and drugs of abuse (6) See above prescribed/drugs of abuse
Other (7) Cyanide/Carbon monoxide (4)
Bleach (1)
Bleach/Myrrh/Frankincense (1)
Lead (1)