St John's wort

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Related to St John's wort: valerian
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Noun1.St John's wort - any of numerous plants of the genus Hypericum having yellow flowers and transparently dotted leaves; traditionally gathered on St John's eve to ward off evil
genus Hypericum, Hypericum - large almost cosmopolitan genus of evergreen or deciduous shrubs and herbs with often showy yellow flowers; cosmopolitan except tropical lowlands and Arctic or high altitudes and desert regions
common St John's wort, Hypericum androsaemum, tutsan - deciduous bushy Eurasian shrub with golden yellow flowers and reddish-purple fruits from which a soothing salve is made in Spain
great St John's wort, Hypericum ascyron, Hypericum pyramidatum - perennial shrub having large star-shaped yellow flowers in narrowly pyramidal cymes
creeping St John's wort, Hypericum calycinum - creeping evergreen shrub with bright yellow star-shaped summer flowers; useful as ground cover
Hypericum gentianoides, nitweed, orange grass, pineweed, pine-weed - annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers
Hypericum crux andrae, St Andrews's cross - shrubby plant having yellow to apricot flowers with four petals arranged in a cross; southeastern United States: New York to Texas
Hypericum hypericoides, low St Andrew's cross - low shrubby plant having yellow flowers with four petals arranged in a cross; Bermuda and southeastern United States to West Indies and eastern Mexico
Hypericum perforatum, klammath weed - yellow-flowered perennial common in fields and waste places but a weed in rangelands
Hypericum prolificum, Hypericum spathulatum, shrubby St John's wort - stiff shrub having oblong entire leaves and dense cymes of yellow flowers
Hypericum maculatum, Hypericum tetrapterum, St Peter's wort - European perennial St John's wort; Ireland and France to western Siberia
Hypericum virginianum, marsh St-John's wort - perennial marsh herb with pink to mauve flowers; southeastern United States
subshrub, suffrutex - low-growing woody shrub or perennial with woody base
References in periodicals archive ?
The six affected batches are Asda St John's Wort (14279), HRI Good Mood (14255, 14662, 14498 and 14660) and Superdrug St John's Wort (14523).
This trial aimed to evaluate the effect of a topical St John's wort ointment compared with placebo on plaque type psoriasis.
Schwabe Pharma UK, manufacturer of St John's Wort supplement KarmaMood, said the weather may have led to an increase in the number of cases of seasonal affective disorder (SAD).
This applies to things like St John's wort and Echinacea, but not necessarily to others such as Asian ginseng and ginkgo.
If your daughter starts to feel better through taking something like St John's Wort, she may be more open to receiving some form of therapy.
About 10 years ago, a non-placebo-controlled, drug monitoring study was conducted in women with menopause symptoms using 900 mg St John's wort for 12 weeks.
further studies on St John's wort found rates of major malformations were similar between the test groups of pregnant women on St John's wort, pregnant women on antidepressant medications and healthy pregnant women with no teratogenic exposure during pregnancy.
Extracts of the plant Hypericum perforatum, commonly known as St John's wort, have long been used in folk medicine to treat depression and sleep disorders.
The studies compared the effects of St John's Wort with placebos and a wide range antidepressants, including Selective Seretonin Re-uptake Inhibitors (SSRIs) such as Prozac and Seroxat.
Possible serotonin syndrome after combination of buspirone and St John's Wort.
St john's wort is at least as effective in treating depression as a widely-prescribed antidepressant drug, researchers said.
The Swedish Medical Products Agency has issued a warning that St John's Wort, a herbal extract, could counteract the effect of oral contraceptives.