Symptom → Plant Sources
Greater Plantain (Plantago major) as a tool for helping with Bronchitis
inferred from expectorant action
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Full Greater Plantain monograph →All plants for bronchitis →
5 sources supporting Greater Plantain for Bronchitis. Includes scientific publications, books, monographs and traditional-use references.
Mechanistic basis
This use is associated with the plant's expectorant action. Further evidence for that pharmacology:
This narrative review of Plantago major covers its traditional Persian and modern phytotherapeutic uses for constipation, cough and wounds, alongside its botany, phytochemistry, pharmacology and toxicity.
Hydroalcoholic Plantago major extract relaxed rat tracheal smooth muscle through mechanisms involving beta-adrenergic and muscarinic receptors, supporting the traditional expectorant and antitussive use of greater plantain.