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Table 2 The ingredients, dosage, and actions of herbal medicines in bimin decoction (enough for seven doses)

From: Efficacy of Bimin decoction for patients with perennial allergic rhinitis: an open-label non-inferiority randomized controlled trial

Ingredient

Dosage (g)

Actions

Saposhnikovia divaricata root (fangfeng)

10

Dispels wind-cold to prevent muscular interstices from invasion by exogenous pathogenic factors

Astragalus root (huangqi)

15

Strengthens physiological defenses and reduces edema

Atractylodes root (baizhu)

10

Consolidate the exterior of body and enhances immunologic function

Cassia twig (guizhi)

6

Warms yang and dispels cold

Radix paeoniae alba root (baishao)

10

Astringes acid to nourish the yin of the body

Prunus mume fruit (wumei)

6

Astringes lung qi to consolidate the base of life

Fructus chebulae fruit (hezi)

6

Astringes lung qi to consolidate the base of life

Asarum heterotropoides root (xixin)

3

Eliminates wind to disperse cold and reduce edema

Schisandra chinensis fruit (wuweizi)

6

Astringing lung qi to consolidate the base of life

Herba ephedrae stem (mahuang)

3

Relieving exterior and eliminating wind to dispersing cold

Licorice root (gancao)

6

Reconciling all the other herbals