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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.



December 18, 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

Hypericum perforatum

  • Goatweed
  • Hypericum
  • St. John's wort
  • St. John's-wort
Hypericum perforatum Flower Fresh

References: Proper name: USDA 2018; Common names: Anghelescu et al. 2006, Gastpar et al. 2006, Szegedi et al. 2005, Wichtl 2004, McGuffin et al. 2000; Source material: Bradley 2006; Mills and Bone 2005, Hoffmann 2003, Blumenthal et al. 2000, Felter and Lloyd 1983, Wren 1907.

Route of Administration


Dosage Form(s)

Acceptable dosage forms 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)

(Traditionally) used in Herbal Medicine as an antiseptic and/or antimicrobial to assist in healing of minor skin wounds, cuts, burns and bruises (Bradley 2006; Mills and Bone 2005; Hoffmann 2003; Blumenthal et al. 2000; Felter and Lloyd 1983; Wren 1907).


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



Infants 0-12 months, Children 1 to 11 years, Adolescents 12 to 17 years, and Adults 18 years and older (Bove 2001)


Method of preparation: Oil, Medicated from fresh plant

20 - 25% of fresh flower (Isacchi et al. 2007; Sosa et al. 2007; Bradley 2006; Wichtl 2004; Hoffmann 2003; Blumenthal et al. 2000; Maisenbacher and Kovar 1992; Grieve 1971; DAB 1941; Wren 1907).

Direction(s) for use

Apply to affected area(s) as needed (Bove 2001; Blumenthal et al. 2000).

Duration(s) of Use

No statement is required

Risk Information

Caution(s) and warning(s)

Consult a health care practitioner/health care provider/health care professional/doctor/physician if symptoms persist or worsen.


No statement is required

Known adverse reaction(s)

No statement is 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