The mnemonic
DUMBELS
What each word stands for
- DDiarrhoea
- UUrination
- MMiosis
- BBradycardia, bronchospasm and bronchorrhoea
- EEmesis
- LLacrimation
- SSalivation and sweating
Why it matters clinically
Recognises cholinergic excess so atropine is given early.
Where it stops being reliable
Nicotinic effects such as fasciculations and weakness are not covered, and pupils may be dilated in some cases.
Teaching aid, still awaiting independent review. Confirm facts in a standard source.