Syndrome differentiation and treatment
In treating infantile convulsion, the basic therapeutic principles for acute infantile convulsion include clearing away heat, eliminating phlegm, stopping endogenous wind and relieving convulsion; chronic infantile convulsion includes chrornic infantile convulsion due to asthenia and cold as well as chronic infantile convulsion due to asthenia and heat. The main therapeutic principle for chronic infantile convulsion is curing asthenia in treatment. The commonly-used therapeutic methods include warming the middle energizer and strengthening the spleen, warming yang to expel cold, nourishing yin to suppress yang as well as nourishing the liver to expel wind.

1. Invasion of exogenous wind and heat  
Main symptoms and signs: Sudden onset, fever, headache, cough, nasal discharge, sore throat, dysphoria, coma, convulsion, red tongue with yellowish and thin fur, floating and rapid pulse. 
Therapeutic methods: Expelling wind, clearing away heat, stopping endogenous wind to relieve convulsion.

2. Invasion of dampness, heat and epidemic pathogen    
Main symptoms and signs: Sudden high fever, coma, or dysphoria with restlessness, repeated clonic convulsion, vomiting, abdominal pain, or bloody stool with pus, red tongue with yellowish fur, slippery and rapid pulse.
Therapeutic methods: Clearing away heat and eliminating dampness, removing toxin and stopping endogenous wind.

3. Attack by summer-heat   
Main symptoms and signs: Sudden onset, high fever with profuse sweat, headache, stiff nape, nausea, vomiting, dysphoria, lethargy, clonic convulsion, thirst, constipation, red tongue with yellowish fur, taut and rapid pulse. In severe cases, high lingering fever, repeated clonic convulsion, unconsciousness, red tongue with thick fur, slippery and rapid pulse occur.
Therapeutic methods: Clearing away heat and eliminating summer-heat, inducing resuscitation and stopping endogenous wind.

4. Infantile convulsion due to phlegm and food retention    
Main symptoms and signs: Symptoms occur first of anorexia, vomiting, abdominal pain, constipation, profuse sputum, etc.. Then symptoms of fever, coma, convulsion, rale in the throat, abdominal distension, harsh breath, yellowish and greasy fur, taut and slippery pulse appear.  
Therapeutic methods: Promoting digestion to remove food retention, eliminating phlegm and relieving convulsion

5. Infantile convulsion due to fright and fear    
Main symptoms and signs: Alternate bluish and flushed complexion, fright with restlessness, convulsion in severe cases, occasional fever, bluish green stool, rapid and irregular pulse and cyanotic superficial venule of index finger.   
Therapeutic methods: Relieving convulsion and stopping endogenous wind, and tranquilizing the mind.