Valerian Rhizome Composition
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Questions and Answers

What is the minimum percentage of extractable matters in Valeriana?

  • 20%
  • 15% (correct)
  • 10%
  • 5%
  • Which of the following is NOT an active constituent of Valeriana?

  • Flavonoids (correct)
  • Alkaloids
  • Valepotriates
  • Volatile oil
  • What are valepotriates in Valeriana primarily composed of?

  • Sesquiterpenes and flavonoids
  • Phenols and terpenes
  • Esters and alcohols
  • Acevaltrate, didrovaltrate, and valtrate (correct)
  • Which property is associated with Valeriana due to the presence of valepotriates?

    <p>Cytotoxic</p> Signup and view all the answers

    For what therapeutic use is Valeriana NOT generally used?

    <p>To treat inflammation</p> Signup and view all the answers

    Study Notes

    Valerian Rhizome

    • Originates from the rhizome, stolons, and roots of Valeriana officinalis, a plant belonging to the Valerianaceae family.
    • Collected in the autumn and dried at a temperature below 40°C to preserve its properties.

    Composition

    • Consists of at least 15% extractable matters.
    • Contains volatile oil (0.5-1%) comprising esters, alcohols, terpenes, and sesquiterpenes.
    • Rich in valepotriates (epoxy-iridoids esters), a mixture of acevaltrate, didrovaltrate, and valtrate.
    • Alkaloids (0.05-1%) are also present, including valerine.

    Therapeutic Uses

    • Used as a sedative to treat hysteria, nervous disorders, and insomnia to induce sleep.
    • Can be used alone or in combination with other sedatives, such as bromides.
    • Exhibits cytotoxic properties in vitro due to the presence of valepotriates.
    • Possesses carminative properties.

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    Description

    This quiz covers the origin, collection, and composition of Valerian rhizome, including its extractable matters, volatile oil, and valepotriates. Learn about the properties of Valeriana officinalis.

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