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This monograph is intended to serve as a guide to industry for the preparation of Product Licence Applications (PLAs) and labels for natural health product market authorization. It is not intended to be a comprehensive review of the medicinal ingredient.



February 25, 2019

Proper name(s), Common name(s), Source information

Table 1. Proper name(s), Common name(s), Source information
Proper name(s) Common name(s) Source information
Source material(s) Part(s) Preparation(s)

Astragalus membranaceus

  • Astragalus
  • Huangqi
  • Huang qi
  • Membranaceusmilk vetch
  • Membranous milk-vetch
  • Milk vetch root
  • Mo jia huang qi

Astragalus membranaceus



References: Proper name: USDA 2018; Common names: HKCMM 2008, McGuffin et al. 2000, PPRC 2000, Bensky and Gamble 1986; Source information: Hoffman 2003, PPRC 2000, Bensky and Gamble 1986.

Route of Administration


Dosage Form(s)

This monograph excludes foods or food-like dosage forms as indicated in the Compendium of Monographs Guidance Document.

Acceptable dosage forms for any age category listed in this monograph for the specified route of administration are listed in the Compendium of Monographs Guidance Document.

Use(s) or Purpose(s)

Claims for traditional use must include the term "Herbal Medicine", "Traditional Chinese Medicine", or "Ayurveda".



Adults 18 years and older


Traditional Chinese Medicine

Methods of preparation: Dry, Decoction

9 - 30 grams dried root per day (PPRC 2000; Benksy and Gamble 1986).

Maintenance of Healthy Immune System

Methods of preparation: Dry, Powder, Non-Standardised Extracts (Dry extract, Tincture, Fluid extract, Decoction, Infusion)

2 - 4.8 grams dried root, per day (Mills and Bone 2005; Hoffman 2003).


Methods of preparation: Dry, Powder, Non-Standardised Ethanolic Extracts (Dry extract, Tincture, Fluid extract)

2 - 4.8 grams dried root, per day (Bone 2003; Hoffman 2003)

Direction(s) for use

Traditional Chinese Medicine: For Dry Root

Duration(s) of Use

No statement required.

Risk Information

Caution(s) and warning(s)

All products

Consult a health care practitioner/health care provider/health care professional/doctor/physician prior to use if you are pregnant, breastfeeding or have an autoimmune disorder (Brinker 2010, Upton 1999).


Traditional Chinese Medicine

According to Traditional Chinese Medicine, do not use this product in cases of exterior excess, qi stagnation, damp obstruction, food stagnation, yin deficiency with heat signs, or skin lesions in their early stages or where there is a heat toxin (Bensky and Gamble 1986).

Known adverse reaction(s)

No statement required.

Non-medicinal ingredients

Must be chosen from the current Natural Health Products Ingredients Database (NHPID) and must meet the limitations outlined in the database.

Storage conditions

No statement required.


References Cited

References Reviewed