Hang White Peony Root Classic Formulas … Natural Herb Library

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Nourishes blood and preserves yin ... Hang Shao follows the same Bai Shao medicinal direction of replenishing blood and softening deficiency dryness or menstrual depletion.
Softens the Liver and relieves pain ... it is used for cramping abdominal pain, dysmenorrhea, flank tension, and formula patterns where a selected white peony trade form is dispensed.
Moderates spasm and helps harmonize nutritive and defensive qi ... the classical therapeutic lane remains the same as Bai Shao even though the commercial presentation is slimmer selected roots and neat slices.

Shao Yao Gan Cao Tang ... classic spasm-relieving formula logic that still applies when Hang Shao is the pharmacy grade on hand.
Si Wu Tang and related blood-nourishing prescriptions ... the same menstrual and blood-deficiency direction carried by standard Bai Shao.
Xiao Yao San or Gui Zhi Tang style formula work ... contexts that depend on peony's ability to preserve yin while moderating tension and disharmony.

Traditional teaching treats Hang Shao as a white-peony trade lane within the Bai Shao family rather than as a separate materia medica category.
Its functions remain centered on nourishing blood, softening the Liver, relieving pain, and moderating spasm.