Common Dayflower Herb - China and Thailand medicinal plants professional database

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[English Name]	Common Dayflower Herb
[Chinese Name]	鸭跖草
[Pinying Name]	Yazhicao
[Latin Name]	Commelinae Communis Herba
[Genera]	Commelinaceae
[Efficacy]	Antipyretic drug
[Pictures]	Plant picture	Drug picture

[Alias]
[Source]
[Plant morphology]
[Distribution]
[Gathering and processing]
[Characteristics]
[Ecology]	It grows in road side、field side、bank of river、house side、hillside and dankness land beside forest.
[Chemical composition]
[Pharmacological activities]
[Clinical trial]	1.Acute tonsilitis: Fresh herbs were boiled and filtrated, 30g crystal sugar were added into the filtrate. Then 112 cases of patients were treated with this medicine, three times a day. Results showed that all patients were cure after two days treatment, the overall cure rate was100%^[1]. 2. Acute viral hepatitis: 30～60g herbs were boiled with water and taken by 100 cases of acute viral hepatitis patients. Symptoms of nausea, yellow sciera, lack of strength and hepatosplenomegaly were recovered soon. The average time of recovery were: icteric index(15.37days), titer of thymal turbidity(30.5 days), GPT(23.3 days)^[2]. 3. Hordeolum: Fresh herbs were cleaned and one side of the herbs were baked on the fire, then the juice were discharged on the other side. The juice were collected and drop on patients' eyes, 3~4 times a day. The patient were cure during 2~3 days treatment^[3]. 4. Erysipelas: 50 piece of Fresh herbs' leaves were soaked with 500ml vinegar for an hour, then the medicine were applied on the affect area and medicine were changed 4～6 times a day. Oral medicine were given if complication occur. 86 cases of patients were treated with this method, 34 cases were cure within two days treatment, 44 cases within four days, eight cases within six dasy^[4].
[Properties]
[Medical and other Uses]
[Dosage]
[Cautions]
[Traditional usage]	1. Swolling, ulcer, carbuncle and toxic sore, and venomous snake bite 2. Fever due to exogenous pathogenic factors, and sore throat 3. Influenza 4. High fever of the head and varicella 5. Febrile convulsion 6. Epidemic parotitis 7. Hypertension 8. Icterohepatitis 9. Edema, and heat stranguria 10. Urinary obstruction
[Toxicological studies]
[Pharmaceutical preparations]
[References]	Clinical trial: [1]Zheng Peiluan. Observation of Effect of Commelina communis L. in Treatment of Acute Tonsillitis in 112 cases. ShiZhen Journal of Traditional Chinese Medicine Research,1993,4(2):10. [2]Jiang Shutan. Commelina communis L. Treats Acute Viral Hepatitis in 100 cases. Zhejiang Journal of Traditional Chinese Medicine,1985,20(2):61. [3]Guo Guangyou. Commelina communis L. Treats Hordeolum. Shandong Journal of Traditional Chinese Medicine,1990,9(6):48. [4]Yao Yisheng. External Application Commelina communis L. in Treatment of Erysipelas . Chinese Journal for Clinicians,1975,(5):37.