Bao Tai Zi Sheng Wan
Star保胎资生丸 (Protect the Fetus and Aid Life Pill)
Source: Extensive Notes on Medicine from the First-Awakened Studio (1613)
Last updated October 1, 2026
Description
Bao Tai Zi Sheng Wan (Protect the Fetus and Aid Life Pill), from Extensive Notes on Medicine from the First-Awakened Studio (1613).
Associated formula of Shen Ling Bai Zhu San.
Actions: Augments the qi; Strengthens the Spleen; Harmonizes the Stomach; Calms a restless fetus
Indications: Morning sickness or threatened miscarriage with Spleen qi deficiency and qi stagnation; also reduced appetite, diarrhea, weakness, and weight loss with damp-heat
Pattern: Spleen qi deficiency with qi stagnation in pregnancy
Usage: For morning sickness or threatened miscarriage from Spleen deficiency; expanded to Spleen-Stomach deficiency with damp-heat.
Category: Formulas that Tonify the Qi.
Source: Scheid V, Bensky D, Ellis A, Barolet R. Chinese Herbal Medicine: Formulas & Strategies, 2nd ed. Eastland Press, 2009, p. 317.
Preparation
Honey pills, 6g doses. Dang shen or tai zi shen replaces ren shen at 2-3 times its dose; as a decoction reduce doses about 90 percent.
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Traditional formula information is for educational purposes only. Herbal formulas should be prescribed by a qualified practitioner — dosages and combinations are individualized and can interact with medications.
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