Symptoms by severity of atropine poisoning (modified from Toxnet)20
| Mild symptoms | Moderate symptoms | Severe symptoms |
|---|---|---|
| Dry mouth, urinary retention and constipation | Somnolence, classical mydriasis, flushing, fever and anhidrosis. Mild agitation, hallucinations and confusion | Agitated delirium, psychosis, hallucinations, seizures, hyperthermia and coma |