Pyri communis folium

Authors:Prof. Dr. med. Peter Altmeyer, Prof. Dr. med. Martina Bacharach-Buhles

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Last updated on: 02.12.2023

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Synonym(s)

Pear leaves

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DefinitionThis section has been translated automatically.

Pyri communis folium, also known as pear leaves, is a drug found in herbal medicines and is used to treat inflammatory diseases of the urinary tract.

IngredientsThis section has been translated automatically.

Pyri communis folium contains 2 to 5 % arbutin, up to 8 % lamiaceous tanning agents (including chlorogenic acid and rosemary acid) and phloretin.

Spectrum of actionThis section has been translated automatically.

Pear leaves have a urinary tract disinfecting effect (effect of arbutin), a weakly astringent (lamiaceous tanning agents) and slightly antibacterial (phloretin). The interaction of the ingredients disinfects the urinary tract and reduces inflammation.

Field of application/useThis section has been translated automatically.

Pyri communis folium are used for inflammatory diseases of the urinary tract.

DosageThis section has been translated automatically.

Pyri communis folium can be used as a tea infusion or by boiling tea several times a day with 1 tablespoon of cut drug to a cup of water.

Undesirable effectsThis section has been translated automatically.

There are no known adverse effects.

LiteratureThis section has been translated automatically.

  1. Liang K et al (2016) Arbutin encapsulated micelles improved transdermal delivery and suppression of cellular melanin production. BMC Res Notes 9:254.
  2. Morag M et al (2015) A double-blind, placebo-controlled randomized trial of Serratulae quinquefoliae folium, a new source of β-arbutin, in selected skin hyperpigmentations. J Cosmet Dermatol 14:185-190.
  3. Numata T et al(2016) Contact dermatitis caused by arbutin contained in skin-whitening cosmetics. Contact dermatitis 75:187-188.

Authors

Last updated on: 02.12.2023

Authors: Prof. Dr. med. Peter AltmeyerProf. Dr. med. Martina Bacharach-Buhles