Is Chuanwu poisonous?

Chuanwu is a common Chinese medicinal material. From the medicinal properties point of view, Chuanwu is highly toxic, so you must follow the doctor's advice when taking the medicine and you cannot take it on your own. In addition, you must understand some taboos when using Chuanwu. For example, pregnant women are strictly prohibited from using Chuanwu. Of course, the reasonable use of Chuanwu, a Chinese medicinal material, has a relatively good therapeutic effect and is also relatively widespread. Let's take a look at this aspect.

Is Chuanwu poisonous?

1. Chuanwu is highly toxic and should be taken with caution when taken raw. Pregnant women are prohibited from using it. The toxicity of Chuanwu can be slightly reduced after processing, but pregnant women still need to use it with caution.

2. Chuanwu should not be used at the same time as Pinellia, Fritillaria cirrhosa, Fritillaria thunbergii, Trichosanthes, Radix Trichosanthis, Bletilla striata, and Bletilla striata.

The efficacy and effects of Chuanwufa:

1. Dehumidification effect

Chuanwu is pungent, hot, bitter and dry. It is good at expelling cold and dampness, warming the meridians and relieving pain. It is an excellent product for treating arthralgia caused by cold and dampness, especially arthralgia caused by the predominance of cold evil. It can treat symptoms such as cold and dampness invasion, joint pain, and inability to flex and extend. It can also treat cold and dampness blood stasis in the meridians, spasm and pain in the tendons and veins of the limbs, and difficulty in flexing and extending the joints, which have not been cured for a long time.

2. Dispel cold and relieve pain

Chuanwuxin is warming and unblocking, and its effects of dispelling cold and relieving pain are particularly obvious. Therefore, it is often used to treat symptoms such as cold pain in the heart and abdomen caused by internal accumulation of yin and cold. For example, it can be used to treat heart pain that goes through the back, back pain that goes through the heart, as well as cold hernia, abdominal pain around the navel, cold hands and feet, and other symptoms.

3. Anesthesia and pain relief

Chuanwu has a strong analgesic effect and can be used to treat traumatic injuries, fractures, blood stasis and pain. In ancient prescriptions, Chuanwu is often used as an anesthetic analgesic drug, such as combined with raw Arisaema, toad venom, etc. for external use to achieve the effect of local anesthesia.

Pharmacological Action

1. Anti-inflammatory effect: Total alkaloids of Chuanwu can significantly inhibit the foot swelling caused by carrageenan, fresh egg soup, histamine and 5-hydroxytryptamine in rats.

2. Vasodilator and antihypertensive effects: Both Chuanwu and aconitine can dilate blood vessels and have a transient antihypertensive effect.

3. Chuanwu has analgesic and local anesthetic effects: aconitine is a biological alkaloid in the Chuanwu family and its active ingredient is aconitine. The above effects are all central.

4. Cardiotonic effect and toxicity: The water decoction of Chuanwu has a cardiotonic effect on isolated frog hearts. However, Chuanwu is highly toxic. When an overdose of aconitine causes poisoning, it first increases the heartbeat, then causes conduction block and arrhythmia, and finally the heart stops in diastole. The symptoms of acute poisoning caused by aconitine in warm-blooded animals include respiratory excitement, salivation, motor paralysis, terminal convulsions, and vomiting-like mouth-opening movements, which are called aconitine symptoms.