pseudoephedrine

简明释义

英[sjuːdəʊˈefədriːn]美[ˌsʊdoɪˈfedrɪn;ˌsʊdˈefɪˌdrin]

n. 伪麻黄碱（可解除鼻腔充血的药物）

英英释义

单词用法

同义词

反义词

例句

1.Objective: a high performance liquid chromatography method was established to determine the content of Paracetamol and Pseudoephedrine Hydrochloride Dispersible Tablets for Children.

目的：采用高效液相色谱法测定小儿氨酚伪麻分散片的含量。

2.Objective: a high performance liquid chromatography method was established to determine the content of Paracetamol and Pseudoephedrine Hydrochloride Dispersible Tablets for Children.

目的：采用高效液相色谱法测定小儿氨酚伪麻分散片的含量。

3.Objective To determine simultaneously the contents of ephedrine and pseudoephedrine in ephedra herb and its compound preparations by high-performance liquid chromatography.

目的用反相高效液相色谱梯度洗脱法测定麻黄及其复方制剂中麻黄类生物碱的含量。

4.These appear today on medications that include dextromethorphan, a cough suppressant, the expectorant guaifenesin and the decongestants phenylephrine and pseudoephedrine.

如今，镇咳药右美沙芬、祛痰药愈创甘油醚以及解充血药苯福林和伪麻黄硷的包装盒上就标注了警告。

5.AIM: To observe the effect of paracetamol and pseudoephedrine hydrochloride drops on histamine induced increase in resistance of nasal meatus of rats.

目的：观察氨酚伪麻是否具有降低大鼠鼻通道阻力的作用。

6.After catching a cold, I bought some medicine containing pseudoephedrine to relieve my nasal congestion.

感冒后，我买了一些含有伪麻黄碱的药物来缓解鼻塞。

7.The pharmacist recommended a decongestant with pseudoephedrine for my sinus pressure.

药剂师推荐了一种含有伪麻黄碱的减充血剂来缓解我的鼻窦压力。

8.Many over-the-counter cold medications list pseudoephedrine as an active ingredient.

许多非处方感冒药将伪麻黄碱列为活性成分。

9.I had to show my ID to buy pseudoephedrine because it can be used to make illegal drugs.

我必须出示身份证才能购买伪麻黄碱，因为它可以用于制造非法药物。

10.Using pseudoephedrine can help clear your sinuses before a flight.

使用伪麻黄碱可以帮助您在飞行前清除鼻窦。

作文

In the realm of pharmaceuticals, few compounds have garnered as much attention as pseudoephedrine. This particular substance is a common ingredient found in many over-the-counter medications, primarily those designed to alleviate symptoms associated with nasal congestion. Understanding pseudoephedrine not only requires knowledge of its chemical properties but also an awareness of its practical applications and the controversies surrounding its use. pseudoephedrine is classified as a decongestant, which means it works by narrowing the blood vessels in the nasal passages. This action leads to reduced swelling and congestion, providing relief to individuals suffering from colds, allergies, or sinus infections. The effectiveness of pseudoephedrine has made it a staple in many households, especially during cold and flu seasons. However, the benefits of pseudoephedrine come with certain risks and regulations. Due to its chemical structure, it can be easily converted into methamphetamine, a powerful and illegal stimulant. This connection has led to strict regulations on the sale of products containing pseudoephedrine, particularly in the United States. Consumers often find themselves limited to purchasing only a small quantity at a time, and they may be required to show identification at the pharmacy counter. Such measures aim to curb the illicit production of methamphetamine while still allowing legitimate users to access this important medication. The debate surrounding pseudoephedrine is multifaceted. On one hand, advocates argue that the restrictions are necessary to prevent drug abuse and protect public health. On the other hand, critics contend that these regulations create unnecessary barriers for patients who rely on pseudoephedrine for legitimate medical reasons. For many people, especially those with chronic respiratory conditions, the inability to easily access this medication can lead to prolonged discomfort and diminished quality of life. In light of these issues, it is essential for consumers to educate themselves about pseudoephedrine and its alternatives. While it remains a popular choice for treating nasal congestion, there are other options available, including natural remedies and different classes of medications. Some individuals may find relief through saline nasal sprays, steam inhalation, or even herbal supplements. It is crucial to consult healthcare professionals before making any changes to one's treatment plan, as they can provide personalized advice based on individual health needs. In conclusion, pseudoephedrine plays a significant role in modern medicine, particularly in the realm of cold and allergy treatments. Its effectiveness as a decongestant is well-documented, yet the challenges associated with its potential for abuse cannot be overlooked. As consumers navigate the complexities of medication access and regulation, understanding the implications of pseudoephedrine is vital. By staying informed and exploring all available options, individuals can make better decisions regarding their health and well-being.

在药物领域，少数化合物能像伪麻黄碱一样引起如此多的关注。这种特定物质是许多非处方药中的常见成分，主要用于缓解与鼻塞相关的症状。理解伪麻黄碱不仅需要对其化学性质有一定了解，还需要意识到其实际应用及其使用所带来的争议。伪麻黄碱被归类为减充血剂，这意味着它通过收缩鼻腔中的血管来发挥作用。这一作用减少了肿胀和拥堵，为那些患有感冒、过敏或鼻窦感染的人提供了缓解。伪麻黄碱的有效性使其成为许多家庭的必需品，特别是在感冒和流感季节。 然而，伪麻黄碱的好处伴随着某些风险和监管。由于其化学结构，它可以很容易地转化为甲基苯丙胺，这是一种强效且非法的兴奋剂。这种联系导致了对含有伪麻黄碱的产品销售的严格规定，特别是在美国。消费者经常发现自己只能一次购买少量，并且可能需要在药店柜台出示身份证明。这些措施旨在遏制甲基苯丙胺的非法生产，同时仍然允许合法用户获取这种重要的药物。 围绕伪麻黄碱的争论是多方面的。一方面，倡导者认为这些限制是必要的，以防止药物滥用并保护公众健康。另一方面，批评者则认为这些规定给依赖伪麻黄碱进行合法医疗的人造成了不必要的障碍。对于许多人来说，尤其是那些有慢性呼吸系统疾病的人，无法轻松获得这种药物可能导致长期的不适和生活质量的下降。 鉴于这些问题，消费者必须自我教育有关伪麻黄碱及其替代品。虽然它仍然是治疗鼻塞的热门选择，但还有其他可用的选项，包括天然疗法和不同类别的药物。有些人可能通过盐水鼻喷雾、蒸汽吸入甚至草本补充剂找到缓解。在对治疗计划进行任何更改之前，咨询医疗专业人员至关重要，因为他们可以根据个人健康需求提供个性化建议。 总之，伪麻黄碱在现代医学中扮演着重要角色，特别是在感冒和过敏治疗领域。作为减充血剂，其有效性是众所周知的，但与其潜在滥用相关的挑战也不能被忽视。当消费者在药物获取和监管的复杂性中导航时，理解伪麻黄碱的影响是至关重要的。通过保持信息灵通并探索所有可用选项，个人可以做出更好的健康和福祉决策。