Abstract: Verbena is a kind of herb, which mainly grows in Yuan Ye. Its origin is Europe, and it is now distributed in most areas of East China, South China and Southwest China. Verbena has many functions and functions. The whole herb can be used as medicine, and has the effects of cooling blood, clearing away heat, removing blood stasis, expelling worms, relieving flatulence, dredging menstruation, detoxicating and relieving itching. Is vervain poisonous? Modern medicine generally believes that verbena is non-toxic, but when taking it, we should understand the contraindications of verbena and prescribe the right medicine, and we should not take it indiscriminately regardless of its medicinal properties. 1. What is the effect of verbena?

1, anti-inflammatory and analgesic

The water decoction and alcohol extract of Verbena officinalis have certain anti-inflammatory and analgesic effects and can be used for anti-inflammation. Its rhizome contains stachyose, volatile oil and other components, which has a certain effect and curative effect on protein cells. Therefore, Chinese medicine often uses verbena to diminish inflammation in clinic.

2. Cough and asthma

Verbena has a certain antitussive effect, because verbena contains antitussive ingredients, such as verbascoside and tannin. Washing verbena and decocting it into liquid medicine can effectively improve cough and asthma.

3. Removing blood stasis and promoting blood circulation

Verbena can promote blood circulation and remove blood stasis, so it is often used to treat amenorrhea, irregular menstruation and other symptoms. At the same time, fresh verbena can be mashed and applied to the affected area, and it can also treat traumatic injuries.

4, diuretic swelling

Verbena promotes diuresis to reduce swelling, and has a good effect on damp-heat jaundice, edema and gonorrhea. Moreover, verbena also has a laxative effect, which can promote us to eliminate edema and effectively and quickly excrete toxins from the body.

5, heat and detoxification

Verbena has the effect of clearing away heat and toxic materials, and can be used for exogenous fever, damp-heat jaundice, edema, dysentery, malaria, diphtheria, etc. And it can also remove pus and wash hemorrhoids.

Second, is vervain poisonous?

Modern medicine generally believes that verbena has little toxicity and no threat to human body, but it should be noted that verbena is contraindicated when taking it, and people with contraindications or physical dissatisfaction should not take verbena.

3. What are the side effects of verbena?

1, headache, dizziness or nausea and vomiting may occur.

It's a three-point poison The side effect of verbena is that it may have allergic symptoms. If people are allergic to verbena, they may have headache, dizziness or nausea and vomiting after taking verbena.

2. Verbena taboo population

Every medicinal material has its applicable crowd and taboo crowd. You can only take it if you know it, otherwise it is easy to have bad symptoms. It is generally believed that verbena is not suitable for people with spleen deficiency or stomach qi weakness, even if they have symptoms of damp heat and blood heat, they can't be relieved with verbena.

3, verbena contraindications

Taking Chinese medicine not only needs to pay attention to one's physique, but also needs to see if there are other diseases at that time. If they collide, people can't eat them to avoid other harm to our bodies caused by drugs. It is generally believed that patients with chronic sores cannot take verbena, a traditional Chinese medicine.