Honey-Fried Loquat Leaf … Classic Formulas
Zhi Pi Pa Ye · Folium Eriobotryae Praeparata
Primary Actions
- Moistens the Lungs and stops cough ... honey-fried Pi Pa Ye is favored for dry, weak, or lingering cough when the raw leaf would be too cold or too harsh.
- Descends Lung Qi and gently transforms phlegm ... the prepared form still addresses cough with sputum, but with a softer more moistening profile than raw Pi Pa Ye.
- Redirects rebellious Stomach Qi downward ... it is used for nausea, vomiting, or retching when Stomach Qi counterflows upward.
- Reduces the irritant nature of the raw leaf surface ... processing helps make the leaf more suitable for formula use after the troublesome hairs have been handled.
Classic Formulas
- Pi Pa Ye Gao ... classic loquat-leaf syrup tradition for cough, throat irritation, and descending rebellious Lung Qi.
- Chuan Bei Pi Pa Gao lineage ... later syrup-style cough preparations often rely on prepared Pi Pa Ye for a smoother moistening effect.
- Clinical pairings with Zhu Ru or Lu Gen ... common materia medica logic when prepared Pi Pa Ye is used to redirect Stomach Qi downward and stop nausea.
Classical Text References
- Ben Cao Gang Mu records Pi Pa Ye for clearing Lung heat and redirecting rebellious Stomach Qi downward.
- Traditional processing texts note that prepared loquat leaf is better suited to cough use after reducing irritation and moderating excessive coldness.
- Modern teaching continues the distinction ... raw Pi Pa Ye is more cold and heat-clearing, while prepared Pi Pa Ye is gentler and more moistening.