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Sternbach's and Boyer's Criteria for Serotonin Syndrome
| Sternbach's Criteria2 | Boyer's Criteria3 |
| At least 3 of the following required: | Any 1 of the following required: |
| Mental status changes | Tremor and hyperreflexia |
| Agitation | Spontaneous clonus |
| Myoclonus | Muscle rigidity, temperature > 38°C, and ocular or inducible clonus |
| Hyperreflexia | |
| Diaphoresis | |
| Shivering | Ocular clonus and diaphoresis or agitation |
| Tremor | |
| Diarrhea | Inducible clonus and diaphoresis or agitation |
| Incoordination | |
| Fever |
