Medicinal Herbs and ADHD


Scientific Name: Euphrasia officinalis


  • Iridoid glycosides (aucubin, aucuboside, catalpol, euphroside, ixoroside)
  • Flavonoids (apigenin & glycosides)
  • Phenolic acids (caffeic & ferulic) & Tannins (Condensed & hydrolysable)
  • Volatile oils
  • Bitter principle
  • Alkaloids
  • Carbohydrates (arabinose, glucose, galactose) & Fatty Acids
  • Resin
  • Phytosterols (b-sitosterol, stigmasterol)
  • Vitamins C & b-carotene
  • Amino acids (lycine, leucine & valine)

Medicinal actions:

  • Anticatarrhal
  • Astringent
  • Anti-inflammatory
  • Laxative (Stimulant)

Mechanism of Action & Pharmacology:

  • Limited information available regarding constituents and pharmacology.
  • Combines astringent and anti-inflammatory actions to produce an overall anti-catarrhal action and mucous membrane toxifying effect.
  • Tannins have astringent properties which are likely responsible for usefulness as a topical treatment for inflammatory states and ability to reduce mucous and phlegm.
  • Caffeic acid is bacteriostatic & iridoid glycosides (aucubin) have activity against hepatitis B in vitro and animal studies have demonstrated hepatoprotective, anti-tumor, antispasmodic, and anti-inflammatory effects.
  • Volatile oils that are antibacterial against Miccrococus aureus, E. coli, some fungi and other microbes.


  • Infusion
  • Tincture
  • Capsules
  • Topical Compress

Safety & Toxicity Concerns:

  • Caution should be be applied for any home-made preparations used for ophthalmic purposes (e.g. eye wash).
  • Due to reported presence of unidentified alkaloids, avoid excessive doses or prolonged treatment, and in pregnancy & lactation due to unknown effects.


  • None known.

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