Where is the main producing area of yanhusuo? What is the effect and effect?
Rhizoma Corydalis, also known as Yuanhu, Xuanhu, and Atractylodes macrocephala, Paeonia lactiflora, Fritillaria, etc., are also known as "Zhejiang Bawei". So, where is the main producing area of yanhusuo? What is the effect and function of Rhizoma Corydalis? Does Rhizoma Corydalis have side effects?
Where is the main producing area of yanhusuo?
The producing areas of Rhizoma Corydalis are mainly located in Anhui, Jiangsu, Zhejiang, Hubei, Henan (Tanghe, Xinyang), and introduced and cultivated in some areas (Shaanxi, Gansu, Sichuan, Yunnan and Beijing). Yanhusuo Xi warm and humid climate, mainly growing in hilly grasslands.
What is the effect and function of Rhizoma Corydalis?
Rhizoma Corydalis is often used for chest, epigastric pain, promoting blood circulation and dispersing blood stasis, falling injury, irregular menstruation, postpartum blood dizziness, lochia and other symptoms, with analgesic, sedative, hypnotic effect.
1. Analgesic effect: the analgesic effect of tetrahydropalmatine A, B, uglin and decalin in Corydalis powder is the strongest. It plays a prominent role in suppressing pain.
2. Sedation, diazepam and hypnotic effect: tetrahydropalmatine has certain sedative and tranquilizing effect, and its left-handed body is a new type of central inhibitor, which has obvious hypnotic effect on rabbits, dogs and monkeys at large doses.
3, pain relief: according to records, Rhizoma Corydalis can effectively treat soft tissue, contusions and all kinds of pain, but also has a good effect of relaxing muscles and promoting blood circulation.
3. Effect on digestive system: dehydrotetrahydropalmatine has a significant effect on experimental gastric ulcer in rats.
4. Cardiovascular effect: tetrahydropalmatine and tetrahydropalmatine can slightly reduce blood pressure and slow down heart rate, while dehydrotetrahydropalmatine can reduce blood pressure and increase coronary sinus blood flow. Alcohol extract also has the effect of dilating coronary artery and antagonizing myocardial necrosis induced by isoproterenol in rats.
Third, does Corydalis have any side effects?
Traditional document Compendium of Materia Medica: non-toxic.
Toxicological test: monkeys were fed with tetrahydropalmatine 85 mg/kg and 110mg/kg, and subcutaneously injected with 80mg/kg. There is no obvious toxicity. 85mg/kg was administered daily for 2 weeks, which had sedative and hypnotic effects. Muscle tension, tremor of limbs, urinary cannula and no obvious change in visceral anatomy occurred on the 4th to 7th day. Pathological examination: mild swelling and turbidity of heart and kidney were found in pathological sections. It shows that its toxicity is very low.
Clinical observation is non-toxic. Within the prescribed dose, there was no uncomfortable reaction. Long-term use or large doses (less than 30g) of water decoction also had no obvious side effects.
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