If symptomatic and exclude contraindications, 2-year-old children can generally use centipede and scorpion, but the two medicines have toxicity, must be diagnosed by a professional physician and diagnosis of the drug, do not self-medication, the drug needs to be placed in a place where the child can not reach, must be in the adult or under the supervision of a physician to use. 1. Centipede, belonging to the class of Chinese medicine to calm the liver and quench the wind, taste pungent, warm, poisonous, attributed to the liver meridian. It is effective in calming wind and suppressing spasm (a treatment that calms the wind in the liver and stops spasm and convulsions), clearing the channels and relieving pain, and attacking toxins and dispersing knots. It is mainly used in the treatment of spasm and convulsions, pediatric convulsions (pediatric diseases with dizziness, convulsions, convulsions as the main manifestation), stroke with crooked eyes and mouth, hemiplegia (one side of the limbs can not move at will), tetanus, intractable rheumatism pain, intractable headache, rashes, snake and insect bites, and so on. Note that this product is toxic and the dosage should not be too large. It should not be used by pregnant women. 2. Scorpion Chinese medicine named scorpion, belongs to the liver and wind quenching class of traditional Chinese medicine, taste pungent, sexual flat, toxic, to the liver meridian. Efficacy for the wind to calm spasm, through the pain, tapping the poison to disperse the knot, the main treatment of disease and centipede similar, note that this product is toxic, the dosage should not be too large, pregnant women should not be used. Both drugs should be careful not to put in a place accessible to children, children must be used under the supervision of adults. When discomfort occurs, you should seek medical advice and treatment under the guidance of a doctor, not self-medication to avoid risks.