Artemisia argyi, Acorus calamus and garlic are called "Three Friends of Dragon Boat Festival". Both Artemisia argyi and Acorus calamus contain aromatic oil, which has the same bactericidal effect as garlic. Song Mengyuan's dream of Tokyo, Wu's dream, Guangji at the age of Chen, and the past events in Wulin all clearly pointed out that Chinese herbal medicine is an "epidemic prevention" artifact.
Southerners usually insert mugwort leaves and calamus, eat zongzi and drink realgar wine, and boil water with mugwort leaves, calamus, garlic peel and pepper to give children a bath. You can also weave wormwood into the shape of a tiger, or cut it into the image of a tiger with silks and satins, and stick wormwood leaves on it for children to wear.
It is popular in southwest and northwest China to twist colored yarns into ropes and tie them around the wrists, ankles and necks of women and children to drive away the five poisons. Put a Chinese-style chest covering on your baby to drive away the five poisons ... In addition to promoting health and epidemic prevention with Chinese herbal medicines, there are also health-keeping methods such as rowing dragon boats and running dry boats.
Extended data
Efficacy of Acorus calamus, wormwood and garlic leaves
1, Acorus calamus is known as a "small mosquito repellent expert" among the people. On the fifth day of the fifth month of the ancient lunar calendar, people tied Acorus calamus with red cloth strips or red lines and inserted it on the lintel, so that snakes, insects, rats and ants who were active at this time could bypass it to prevent infectious diseases.
Modern medicine has proved that volatile oil and other components mainly contained in Acorus calamus have pharmacological effects such as sedation, anticonvulsant, antidepressant, improvement of learning and memory, and anti-brain injury, and are commonly used drugs in traditional Chinese medicine. The general dosage is 3 ~ 10g, which is mostly used in compound prescription.
2. wormwood leaves, namely wormwood, are regarded as "the treasure to ward off evil spirits" by the people. Hanging mugwort leaves at the door of the Dragon Boat Festival or the whole lunar May has become its "patent", which was recorded as early as 3000 years ago.
Modern medicine has proved that Folium Artemisiae Argyi contains volatile oil and flavonoids, which has pharmacological effects such as resisting pathogenic microorganisms, anticoagulation and hemostasis, anti-asthma, antiallergic, antitussive, expectorant, anti-inflammatory and affecting immune function. However, Artemisia argyi leaves are warm, fragrant and dry, so the dosage should not be too large and should not be used for a long time.
3. The modern research of garlic mainly contains garlic oil, allicin, allicin and other components, which has a strong broad-spectrum antibacterial effect, can inhibit and kill a variety of cocci, fungi and viruses, can prevent influenza, treat infectious diseases, drive away human parasites, and has the functions of lowering blood fat, preventing thrombosis, improving immunity, preventing coronary heart disease and arteriosclerosis, lowering blood sugar, protecting liver, delaying aging and reducing cancer incidence.
However, due to its warm and dry nature, people with aphtha, hemorrhoids and heat constipation should not eat it; Patients with fever, weakness of qi and blood, red eyes, swelling and pain, gingivitis and pharyngitis should avoid eating or eat carefully; People with gastritis and stomachache should not eat it, and children and pregnant women should not eat it. People who like to eat and can eat should also control their intake appropriately.
Baidu Encyclopedia-Three Friends of Dragon Boat Festival
Chongqing CPPCC-Dragon Boat Festival, the ancient "health and epidemic prevention day"
People's Daily Online-Take stock of the four treasures of health care in May of the lunar calendar: Acorus calamus, Artemisia annua, Folium Artemisiae Argyi and garlic.