Four-Purple Decoction for Promoting Rash Eruption，From *Clinical Medical Case Studies and Prescriptions*.，During the eruption phase of measles, when the rash has begun to break through the skin or has not yet fully erupted, accompanied by fever, restlessness, and cough.
Four-Purple Decoction for Promoting Rash Eruption
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Formulas Name : Four-Purple Decoction for Promoting Rash Eruption
Chinese Name : 透疹四紫汤
Drug Formulation
Purple Duckweed 1.5g, Purple Groundsel 6g, Lithospermum Root 6g, Purple Aster 3g, Mulberry Leaf 4.5g, Reed Root 6g, Cicada Shedding 3g, Forsythia 4.5g, Lightly Fermented Soybean Paste 4.5g, Gardenia Fruit Skin 4.5g (the above dosage is for a 3-year-old child).
Source
From *Clinical Medical Case Studies and Prescriptions*.
Benefits
During the eruption phase of measles, when the rash has begun to break through the skin or has not yet fully erupted, accompanied by fever, restlessness, and cough.
Copyright: Excerpt from From *Clinical Medical Case Studies and Prescriptions*., Copyright belongs to the Original Author and all original sources, This article was shared by DeDe on August 31, 2026, Please credit the source and include a link to the original article when reposting.
Terminology Proofreading: [Cheng Bo] | August 31, 2026 Reviewed by: [Wang Zhongxiang, Associate Chief TCM Physician (China)] | August 31, 2026
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Four-Purple Decoction for Promoting Rash Eruption,During the eruption phase of measles, when the rash has begun to break through the skin or has not yet fully erupted, accompanied by fever, restlessness, and cough.