Help on accessing alternative formats, such as Portable Document Format (PDF), Microsoft Word and PowerPoint (PPT) files, can be obtained in the alternate format help section.

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



July 31, 2018

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

Table 1. Proper name(s), Common name(s), Source material(s)
Proper name(s) Common name(s) Source material(s)
Proper name(s) Part(s) Preparation(s))
Scrophularia nodosa
  • Carpenter's square
  • Common figwort
  • Figwort
  • Heal-all
  • Scrofula plant
  • Square stalk
  • Throatwort
Scrophularia nodosa Herb top Dried

References: Proper name: USDA 2018; Common names: McGuffin et al. 2018,; USDA 1997,; Felter & Lloyd 1983,; Grieve 1971; Source material: Hoffmann 2003,; BHP 1983.

Route(s) 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 form for the age category listed in this monograph and specified route of administration are indicated in the Compendium of Monographs Guidance Document.

Use(s) or Purpose(s)

The following combined use(s) or purpose(s) is/are also acceptable:


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



Adults 18 years and older


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

0.2-8 grams dried herb top, per day (Hoffmann 2003; Bartram 1998; BHP 1983; Felter and Lloyd 1983).

Direction(s) for use

No statement required.

Duration of use


For occasional use only (Berardi et al. 2002; CPhA 2002).

Other uses

No statement required.

Risk information

Caution(s) and warning(s)


No statement required.

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