Moderate: incoherent speech, extreme paranoia, pale skin colour, jaw or teeth clenching, aggressiveness, minor shakes, excessive sweating, clammy skin, very rapid pulse.

Serious: inability to focus eyes, vomiting, foaming at the mouth, pressure or tightness of the chest, unable to talk, unable to walk, erratic pulse and violent actions.

Severe: seizures, unconsciousness, choking or gurgling sounds, not breathing, no pulse.