| Identification | Back Directory | [Name]
Tussilago farfara, ext. | [CAS]
84625-50-3 | [Synonyms]
Tussilago
Einecs 283-420-9
COLTSFOOTEXTRACT
Extract of coltsfoot
Flos Farfarae Extract
Farfara flower extract
Coltsfoot leaf extract
Tussilago farfara, ext.
Extract of coltsfoot leaf
Tussilago farfara leaf extract
Tussilago farfara, ext. USP/EP/BP
TUSSILAGO FARFARA (COLTSFOOT) FLOWER EXTRACT | [EINECS(EC#)]
283-420-9 |
| Hazard Information | Back Directory | [Description]
Tussilago Farfara Leaf Extract is an extract of the leaves of the Coltsfoot, Tussilago farfara L., Asteraceae | [Preparation]
Take 1kg of dried coltsfoot flower buds and crush them, add 4L petroleum ether (distillation range 60-90°C), soak at room temperature for 5h, ultrasonically extract 3 times, 60min each time, filter the extract, and concentrate to dryness under reduced pressure to obtain 1.31g of extract, namely An extract of coltsfoot flower for asthma treatment. | [Therapeutic Function]
1. Antitussive effect: coltsfoot flower has antitussive effect, and ether extract has antispasmodic effect on bronchospasm caused by histamine, but the effect Weaker than aminophylline.
2. Expectorant effect: Animal experiments have shown that coltsfoot decoction can promote the increase of respiratory secretions, and has obvious expectorant effect.
3. Effect on smooth muscle: The ether extract of coltsfoot flower has inhibitory effect on gastrointestinal smooth muscle in vivo and in vitro.
4. Effects on blood pressure: Coltsfoot alcohol extract has the effect of first reducing and then increasing blood pressure. |
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