Overview of the efficacy and functions of Yangchun sand

Yangchunsha, also known as Chunchunsha, is a commonly used aromatic dampness-reducing medicine in traditional Chinese medicine.Removing dampness and appetizing, warming the spleen and stopping diarrhea, regulating qi and relieving miscarriageIt is mainly used for symptoms such as spleen and stomach dampness, abdominal distension, loss of appetite and pregnancy vomiting. Its core functions can be summarized into three points: First,Regulate spleen and stomach, promote digestion; the second isRelieve abdominal pain and diarrhea, especially effective for cold-damp diarrhea; thirdly,miscarriage, improve discomfort during pregnancy. Secondary effects include antibacterial, anti-inflammatory and other auxiliary effects. The following will focus on these core functions, combine traditional applications and modern research, and systematically analyze their mechanism of action and applicable scenarios.

The regulating effect of Yangchunsha on the spleen and stomach

The volatile oil components of Yangchun sand (such as bornyl acetate, camphor, etc.) canStimulate gastric juice secretion, enhance gastrointestinal motility, improve loss of appetite and abdominal distension. Traditional Chinese medicine believes that its pungent and warm properties can resolve dampness in the spleen and stomach, and is especially suitable for indigestion caused by hot and humid seasons or dietary stagnation. Clinical observation shows that prescriptions containing Yangchunsha (such as Xiangsha Liujunzi Decoction) can significantly relieve chronic gastritis and functional abdominal distension. It should be noted that people with yin deficiency and internal heat should use it with caution to avoid aggravating the symptoms of dryness and heat.

Analysis of antidiarrheal and spleen-warming effects

For cold-damp diarrhea, Yangchunsha passesWarming and dispersing coldplay a role. Its volatile oil can inhibit abnormal intestinal fermentation, reduce intestinal spasm, and thereby relieve abdominal pain. Modern research has also found that its extracts have inhibitory effects on Staphylococcus aureus, Escherichia coli, etc. (see table). Traditionally, it is often combined with dried ginger and atractylodes to enhance the spleen-warming effect. However, the type of diarrhea needs to be distinguished - it is not advisable to use Yangchunsha alone for damp-heat type diarrhea (such as bacillary dysentery) to avoid warming and dryness to promote evil.

Traditional applications of tocolysis

The anti-fetus effect of Yangchun sand comes from itsKeeping the Qi in check does not harm the righteousnessIt has the characteristics of relieving vomiting and uneasy fetal movements caused by gastric retrograde during pregnancy. The ancient physician Zhang Lu recorded in "Ben Jing Feng Yuan" that it is "an important medicine for awakening the spleen and regulating the stomach, and a good product for preventing pregnancy". Modern recommendations require caution when using it in early pregnancy, and it must be combined with Atractylodes macrocephala, Su Gegen and other drugs under the guidance of a physician to avoid overdose. It is worth noting that its tocolytic effect is targeted at symptoms of qi stagnation and is not applicable to all pregnancy discomforts.

Summary and usage suggestions

As a multifunctional medicinal material, the core value of Yangchun Sha isRegulate spleen and stomach functionwithRelieve symptoms of cold and dampness. When using it, treatment should be based on syndrome differentiation: For those with spleen and stomach dampness and coldness, 3-6 grams can be decoctioned, or combined with tangerine peel to enhance the effect; pregnant women need to reduce the dosage and avoid long-term use alone. Although modern research has confirmed some of its pharmacological effects, its traditional effects still require more clinical verification. When selecting, the ones with full particles and rich aroma are better. Storage should be protected from moisture and light to retain the active ingredients.

Citing sources

1. "Pharmacopoeia of the People's Republic of China" 2020 Edition (Part 1)
2. Zhang Lu's "Ben Jing Feng Yuan" (Qing Dynasty)
3. Experimental data are quoted from "Traditional Chinese Medicine Pharmacology and Clinical Medicine" Issue 4, 2018