Echinacea purpurea (L.) Moench (EP) is a perennial herbaceous flowering plant, commonly
known as purple coneflower and it belongs to the Asteraceae family. The Echinacea genus …

Botanicals and herbal preparations are medicinal preparations, containing a single or two or
more medicinal plants. The focus of this review paper is on the analytical methodologies …

This is the first report to identify the presence of chicoric acid (cichoric acid; also known as
dicaffeoyltartaric acid, which is a caffeic acid derivatized with tartaric acid) in basil leaves …

Though chicoric acid was first identified in 1958, it was largely ignored until recent popular
media coverage cited potential health beneficial properties from consuming food and dietary …

Objectives Phytochemical‐mediated modulation of cytochrome P450 (CYP) activity may
underlie many herb‐drug interactions. Single‐time point phenotypic metabolic ratios were …

Abstract Cytochrome P450 2D6 (CYP2D6), an important CYP isoform with regard to drug–
drug interactions, accounts for the metabolism of∼ ︁30% of all medications. To date, few …

Preparations of Echinacea are widely used as alternative remedies to prevent the common
cold and infections in the upper respiratory tract. After extraction, fractionation, and isolation …

Concomitant administration of botanical supplements with drugs that are P‐glycoprotein (P‐
gp) substrates may produce clinically significant herb‐drug interactions. This study …

The antioxidant activity of extracts of the stems, leaves, and roots of Echinacea purpurea
was compared with the antioxidant activity of purified cichoric acid and alkamides, both …

The changes of the antioxidant (AOA) and antiradical activities (ARA) and the total contents
of phenolics, anthocyanins, flavonols, and hydroxybenzoic acid in roots and different aerial …