When to Seek Emergency Care? Severe symptoms: High fever, persistent vomiting, extreme hyperactivity, seizures, or chest pain. Tachycardia (>120 bpm), arrhythmias, or difficulty breathing. If the child remains asymptomatic or has mild symptoms, they can be monitored at home with hydration and rest. However, it's always advisable to consult a pediatrician or a poison control center for personalized guidance