Schizonepeta

The herb Schizonepeta is the above-ground part of "Schizonepeta tenuifolia" Briq.(family Lamiaceae), grown chiefly in the provinces of Jiangsu, Zhejiang and Jiangxi, collected in autumn, or early winter, dried in shade, and used unprepared or stir-baked to charcoal.

Its uses include:

# For affection by exopathogenic wind-cold shown as aversion to cold, fever, headache and anhidrosis, it is often used with ledebouriella root and notopterygium root, as in Anti-phlogistic Powder of Schizonepeta and Ledebouriella (Jing Fang Baidu San).
# For exterior syndrome due to pathogenic wind-heat with symptoms and signs of fever, headache, bloodshot eyes, and sore throat, often in combination with Honeysuckle flower, Forsythia fruit, Peppermint, Platycodon Root and other herbs, as in Powder of Lonicera and Forsythia (Yin Qiao San).
# For German measles, pruritus, and measles without adequate eruption, it is often used with peppermint, cicada slough, arctium fruit, etc. For various suppurative infections on the body surface at their initial stages accompanied with exterior syndrome, it is often used together with ledebouriella root, Honeysuckle flower, Forsythia fruit and other herbs.
# For hematemesis, epistaxis, hemafecia, metrorrhagia and metrostaxis, carbonized schizonepeta is used in combination with other hemostatics.

References

[http://www.healthphone.com/consump_english/encyclopedia/chinese_herbal_files/schizonepeta.htm Page on Schizonepeta]