Friday, September 28, 2018

Need to take aspirin urgently for a heart attack?

Gossip

Heart Attack During sleep, severe chest pain is enough to wake people from sleep. If this happens, immediately take two aspirin to make it open, then drink a little water to swallow. Then contact the emergency center immediately. Sit in a chair or on the sofa and wait for help. Don't lie down! Cardiologists stress that if everyone who sees this Weibo can forward 10 copies to others, at least one life will be saved.
Need to take aspirin urgently for a heart attack?


The truth

This is a microblog that has been forwarded tens of thousands of times for first aid to heart patients. The person who posted the information may also be out of good intentions, but unfortunately, this microblog is mixed with some inaccurate information, but it may cause harm to the real patient and needs to be clarified.


Aspirin in the field of heart disease

Aspirin is an old-fashioned drug with a history of more than 100 years. For a century, although new drugs have emerged, the status of aspirin has always stood still. At first it was widely used as an antipyretic, analgesic, and anti-inflammatory drug. Later, it was found that low-dose aspirin has anti-platelet effect, so it is used for the prevention and treatment of cardiovascular diseases. Last year, another study said that taking aspirin significantly reduced the mortality rate of some cancer patients. It seems that the magic of aspirin is far from over. However, the magic is magical, and the specific use of drugs must follow strict rules, especially in emergencies.

"Heart disease" is a rather general name. The heart disease mentioned in Weibo should refer to coronary atherosclerotic heart disease, which is a typical manifestation of chest pain. Coronary heart disease also contains several types of classification, the most serious of which is acute myocardial infarction, which is one of the important causes of sudden cardiac death. Therefore, acute chest pain in patients with coronary heart disease is an emergency and requires accurate and timely treatment. Family self-help is especially important before contacting the emergency department.

Myocardial infarction is actually the nutrient blood vessels of the heart blocked by blood clots, etc., and the myocardium lacks sufficient ischemic necrosis caused by blood oxygen supply for a long time. Aspirin has been shown to have anti-platelet aggregation and is thought to inhibit thrombus progression early in thrombosis. Randomized controlled trials in European and American countries have shown that aspirin is effective in reducing the risk of first myocardial infarction and cardiovascular events, and the use of aspirin early in the onset of myocardial infarction can reduce overall mortality. Therefore, early use of aspirin is undoubtedly beneficial in cases of suspected myocardial infarction and no drug contraindications.

In the emergency department, cardiovascular doctors usually take aspirin and even use aspirin with other anticoagulants. However, two points need to be pointed out here:

First, pay attention to the dose of aspirin. The dose of aspirin that we usually use for antipyretic and anti-inflammatory (more than 900 mg per day) is much larger than the daily dose for prevention of cardiovascular and cerebrovascular diseases (100 mg per day). Please see the drug specifications and uses when taking the drug. Misunderstood in panic. In general, the recommended dose for chewing is 300mg in the early stage of acute myocardial infarction, rather than simply taking "two tablets";

Second, pay attention to the type of aspirin. Because acetylsalicylic acid is irritating to the gastric mucosa, some pharmaceutical manufacturers make aspirin into enteric-coated tablets to reduce discomfort, but this will undoubtedly prolong the absorption time of the drug. Weibo said that it is not clear to send aspirin. The best way should be to chew it in order to promote drug absorption in the shortest time.

What should I do if I have chest pain?

Chest pain (also known as angina) caused by coronary heart disease is often described as "post-sternal crushing pain", usually after physical activity or emotional agitation, and relieved within a few minutes after stopping the activity. This is because the oxygen supply and oxygen consumption of the heart disease are often in a fragile equilibrium state. Once the body's oxygen consumption increases, the myocardium will be in a relatively ischemic state and cause pain. Therefore, many elderly patients with coronary heart disease have more experience in their own activity tolerance, and they pay more attention to their lives, so they can avoid angina attacks for a long time. However, not all chest pains are so typical. Many of the deadly symptoms are often chest tightness, chest pressure, and the incidence is slow. In the case of such symptoms, the most important thing should be to call first aid, to quickly transfer to a medical institution with cardiovascular disease treatment conditions. Once a thrombus is formed, drug thrombolysis and catheter intervention are time-limited, so don't be tempted to miss the best treatment time.

The angina that occurs during sleep often means that the myocardial hypoxia is more serious and it is more likely to progress to myocardial infarction. Therefore, for patients with coronary heart disease, it is equally important to reduce oxygen consumption and increase myocardial blood supply during symptom onset. For home treatment, it is necessary to have oxygen-absorbing equipment (such as oxygen bags). Nitrate drugs (represented by nitroglycerin) have the effect of dilating coronary vessels and should be the most important emergency drug in patients with coronary heart disease. Once the chest pain occurs, oxygen is given to the sublingual nitroglycerin every five minutes, which can be repeated 3 times until the emergency doctor arrives. During this period, the patient should remain at rest. It is not accurate enough to say “Don't lie down” in Weibo: In fact, if coronary heart disease is not accompanied by heart failure, supine is also possible. However, if the attack is accompanied by vomiting, etc., the semi-recumbent position helps prevent aspiration and is also a position that can be taken.

For those patients who are not sure whether they have coronary heart disease or who have no corresponding drugs at home, how to deal with severe chest pain? First of all, we must realize that there are several kinds of chest pains that are very serious and must be treated quickly. In addition to myocardial infarction, pneumothorax, pulmonary embolism, and aortic dissection aneurysm are all acute life-threatening emergencies. It is difficult for patients who have not experienced before to distinguish the difference between these chest pains. There is only one safety method, that is, Get medical attention immediately. If you have a sphygmomanometer in your home, you can first measure your blood pressure and count your heart rate so that you can provide the necessary medical information to your emergency doctor in time to save time. Do not take your own medicine or diet without your doctor's advice, including aspirin.

In conclusion

This rumor is actually a medical advice mixed with inaccurate information. For patients with confirmed coronary heart disease, acute chest pain should first be taken with nitroglycerin and call the emergency doctor early; if not contraindicated, you can chew aspirin. The first severe chest pain should be immediately sent to the doctor and avoid taking any medication.

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