What Is a Cough Suppressant?

"Cough medicine" is a common word commonly spoken by ordinary people. The full name should be "phlegm relieving cough and asthma remedies", including phlegm relieving medicine and cough relieving medication. Drugs that are mainly expectorant or expectorant are called phlegm remedies, and drugs that can alleviate or stop cough and wheezing are called cough and asthma drugs.

cough medicine

"Cough medicine" is a common spoken word of the common people. The full name should be "

Definition: expectorant, expectorant, stop and reduce cough

According to the different effects of drugs, Huatanzhikepingchuan medicines can be divided into three categories: warming phlegm medicine, Qinghua hot phlegm medicine and antitussive and asthma medicine.

1, warming cold phlegm medicine. The drug is warm and dry. It is mainly used for wheezing, phlegm, whiteness, thinness, and cold mouth and nose caused by cold phlegm and lungs, or wet sputum, lungs, coughing, sputum, white patches, greasy tongue, and wet phlegm. Blocking of arthralgia, sputum nucleus injection, sputum sputum caused by block of meridians, or phlegm turbid sputum, blinding consciousness, stroke, phlegm, epilepsy, etc. Common medicines are

When using phlegm, cough and antiasthmatic drugs, they must be appropriately compatible according to different conditions.

1. If due to external feelings, when matching

1. For those who have cough and blood cough, it is not advisable to use strong and irritating sputum medicine to prevent aggravating blood cough;

2. For the first cough of measles, do not rush to cough, especially do not use warm or dry cough medicine, so as not to help heat or affect the measles transmission.

1. Phlegm-removing effect : Platycodon grandiflorum, Qianhu, Acacia, Nanxing, Fritillaria decoction or liquid extract have expectorant effects. Animal experiments have proven that this drug can increase respiratory secretion. Platycodon grandiflorum and Qianhu have stronger effects. Secondly, the amount of secretion was large after 1 hour of administration, and then gradually decreased. Coltsfoot flowers are less effective. Both domestic species and wild Fritillaria chuanxiong alcohol extract have significant expectorant effects, and there is no significant difference between the two. The alkaloids and Fritillaria saponins 2, 3 proposed by Fritillaria chuanxiong have very obvious expectorant effects in mice, the dose is reduced by half, and the expectorant effect is not obvious. Oral Nanxing decoction can significantly increase respiratory secretion in rabbits, which can last for more than 4 hours. Pinellia preparation was injected intraperitoneally into rabbits, which had a significant inhibitory effect on salivary secretion of pilocarpine.

2. Antitussive and antiasthmatic effects : Experiments have shown that Pinellia ternata, Platycodon grandiflora, coltsfoot flowers, bitter almonds, etc. have antitussive effects: Pinellia decoction has a significant antitussive effect on cough caused by iodine solution injected into the cat's right costal membrane. It can last more than five hours, which may be due to the direct suppression of the cough center. Platycodon grandis has strong antitussive effect. Coltsfoot flowers have a significant antitussive effect within half an hour after gavage to cats. Coltsfoot flowers and the same amount of rock sugar are effective in treating adult cough, pediatric roar or exogenous wind cold cough. Taking a small amount of almonds slowly breaks down in the body to produce a trace amount of cyanic acid, which has a slight inhibitory effect on the respiratory center, makes the breathing movement quiet, and thus has an antitussive and asthma effect. The extracts and decoctions of Fritillaria chuanxiensis and Fritillaria cirrhosa have no antitussive effect on rats and cats; it has also been reported that Fritillaria chuanxiong has strong antitussive effect on mice. Fritillaria methyline has the effect of expanding the lung and bronchial smooth muscle of rabbits and cats, similar to atropine. It was proved by in vitro rabbit and guinea pig tracheal lung perfusion method that after a small dose of coltsfoot ether extract perfusion, the number of perfusion drops increased slightly, and with a larger dose, the number of drops decreased, and it was not able to combat the histamine caused by guinea pigs. Bronchial spasm, its alcohol extract has a slowing and deepening effect on breathing frequency and depth. Butterbur flower extract for asthma patients (bronchial asthma and

almond

[Sexual flavor and guijing] bitter, lukewarm. There is a small poison. Return to the lung and large intestine.

[Efficacy] Relieves cough, relieves asthma, and relieves bowel and laxative.

Clinical application

1. Antitussive and asthma: It is used for cough and asthma, which can reduce the bitterness and bitterness, and has the properties of dredge and openness. It can also relieve cough and asthma by lowering lung qi with the function of declaring lungs.

2. Laxative: for constipation.

[Usage and dosage] Jianfu, 3 10g. Should be broken into fried.

[Caution for use] This product has a small poison, and the dosage should not be too large. Use it with caution.

Cough is a common symptom in winter. Once a cough appears, the most popular one is Chinese medicine cough oral liquid, syrup, cream and the like. Although each Chinese patent medicine for cough is marked with the effects of "cough relieving phlegm" and "relieving cough and relieving asthma", due to dialectical treatment of Chinese medicine, blindness and randomness should be avoided when choosing medicines.