Talc Powder Classic Formulas … Natural Herb Library

Primary Actions

Dries dampness and protects the surface externally ... Hua Shi Fen is especially practical for oozing eczema, miliaria, intertrigo, and irritated skin that benefits from cooling absorbency.
Relieves itching and promotes lesion comfort ... the powder is used as a dusting or mixed external base for damp-hot or weeping skin problems.
Preserves the same damp-heat-draining identity as Hua Shi internally ... but the powder presentation is more strongly associated with external use and finer compounding.

External Hua Shi Fen with Ku Fan or Huang Bai ... common traditional dusting-powder logic for damp itchy or weeping lesions.
Liu Yi San-style internal use when the refined powder is preferred in compounding.
Summer-heat skin powders for prickly-heat-type irritation ... a practical pharmacy lane more than a famous named formula identity.

Wikibooks and traditional herb summaries preserve Hua Shi Fen as the powder form of talc for dysuria, summer-heat, dampness, and discharge-oriented problems.
The finer powder form naturally lends itself to topical pharmacy use for moist skin lesions and heat rash.