TCM Materia Medica
The TCM herb "zi cao" which in english is "groomwell root, lithospermum", is categorized within the "herbs that cool the blood" functional grouping. It is thought to enter the heart and liver channels and exhibits cold (han) and sweet (gan) taste/temperature properties.
Dosages and preparations will vary according to each individual and the overall approach of a formula, but generally this herb has the following dosage and/or preparation guidelines:
Of many possible clinical applications, it may be considered to influence the following issues/symptoms:
As noted above, zi cao is within the herbs that cool the blood functional group. All the herbs in this category are listed below.
(truncated intro "... patterns of heat in the blood from febrile disease entering the blood level – blood moves recklessly and causes rashes, nosebleed, vomitin…)".