promethazine

简明释义

英[/proʊˈmɛθəziːn/]美[/proʊˈmɛθəziːn/]

n. 异丙嗪

英英释义

单词用法

同义词

反义词

例句

1.For more severe symptoms, he recommends taking scopolamine or promethazine.

对于更加严重的症状，他推荐服用东莨菪碱或异丙嗪。

2.Such cases have also been reported in connection with a wide range of weight-based promethazine doses in children younger than 2 years.

这种情况，在2岁以下儿童(按重量计算剂量)使用异丙嗪时也广泛的出现。

3.Antiemetics such as promethazine, prochlorperazine, or trimethobenzamide may be ordered.

也可以开一些止吐药，如异丙嗪、丙氯拉嗪或曲美苄胺等。

4.The phenothiazines are safe and effective, and promethazine (Phenergan) often is tried first.

吩噻嗪类药物安全有效，通常首选异丙嗪(非那根)。

5.The electrochemical behaviors of promethazine at the poly(L-threonine) lead modified electrode were studied.

同时，研究了盐酸异丙嗪在该修饰电极上的电化学行为。

6.Objective:To establish a method for the simultaneous determination of four constituents in compound dibazol capsules:hydrochlorothiazide, dibazol, chlordiazepoxide and promethazine hydrochloride.

目的：建立离子对高效液相色谱法同时测定复方降压胶囊中氢氯噻嗪、地巴唑、氯氮（艹卓）和盐酸异丙嗪含量。

7.The doctor prescribed promethazine for my severe allergies.

医生为我严重的过敏症开了苯海拉明。

8.Before the surgery, they administered promethazine to prevent nausea.

手术前，他们给我注射了苯海拉明以防止恶心。

9.After taking promethazine, I felt much less nauseous during my flight.

服用苯海拉明后，我在飞行中感到恶心得到了很大缓解。

10.It's important to follow the dosage instructions when using promethazine.

使用苯海拉明时遵循剂量说明非常重要。

11.My child was given promethazine to help with his motion sickness.

我的孩子被给了苯海拉明来帮助缓解晕车。

作文

Promethazine is a medication that has been widely used for various medical purposes. It belongs to a class of drugs known as antihistamines, which are primarily used to treat allergic reactions. However, the uses of promethazine extend beyond just allergy relief. In this essay, we will explore the different applications of promethazine, its mechanism of action, and the potential side effects associated with its use.One of the most common uses of promethazine is in the treatment of motion sickness. Many people experience nausea and vomiting when traveling by car, boat, or plane. Promethazine works by blocking certain signals in the brain that trigger these feelings, allowing individuals to travel more comfortably. This makes it a popular choice for those who frequently travel long distances or engage in activities that may induce motion sickness.In addition to treating motion sickness, promethazine is also effective in managing symptoms of allergies, such as runny nose, sneezing, and itchy eyes. By inhibiting the action of histamine, a substance in the body that causes allergic symptoms, promethazine provides relief to those suffering from seasonal allergies or allergic rhinitis. This dual functionality is one of the reasons why promethazine is often found in combination with other medications in over-the-counter allergy remedies.Another significant application of promethazine is in the management of postoperative nausea and vomiting. After undergoing surgery, many patients experience discomfort and nausea due to anesthesia or the surgical procedure itself. Administering promethazine can help alleviate these symptoms, promoting a smoother recovery process. This use highlights the importance of promethazine in a hospital setting, where controlling nausea can significantly impact patient outcomes.The mechanism of action of promethazine involves the blockade of H1 receptors in the brain. By doing so, it prevents the binding of histamine and reduces the overall activity that leads to allergic reactions and nausea. Additionally, promethazine has sedative properties, which can be beneficial for patients who are anxious or restless, making it a versatile medication in various clinical situations.Despite its many benefits, promethazine is not without potential side effects. Common side effects include drowsiness, dizziness, and dry mouth. Due to its sedative effects, patients are often advised to avoid operating heavy machinery or driving after taking promethazine. In some cases, more severe side effects can occur, such as respiratory depression, particularly in young children or elderly patients. Therefore, it is crucial for healthcare providers to assess the risks and benefits before prescribing promethazine to any patient.In conclusion, promethazine is a multifaceted medication with a wide range of applications, including the treatment of motion sickness, allergies, and postoperative nausea. Its ability to block histamine receptors and provide sedation makes it a valuable tool in both outpatient and inpatient settings. However, like all medications, it is essential to use promethazine responsibly and be aware of its potential side effects. Understanding the uses and implications of promethazine can lead to better patient care and improved health outcomes for those who rely on this medication.

氯苯那敏是一种广泛用于各种医疗目的的药物。它属于抗组胺药物类别，主要用于治疗过敏反应。然而，氯苯那敏的用途不仅限于过敏缓解。在这篇文章中，我们将探讨氯苯那敏的不同应用、其作用机制以及与其使用相关的潜在副作用。氯苯那敏最常见的用途之一是治疗晕动病。许多人在乘车、船或飞机旅行时会经历恶心和呕吐。氯苯那敏通过阻断大脑中触发这些感觉的某些信号，使个人能够更舒适地旅行。这使得它成为那些经常长途旅行或参与可能引起晕动病活动的人的热门选择。除了治疗晕动病外，氯苯那敏还有效管理过敏症状，例如流鼻涕、打喷嚏和眼睛瘙痒。通过抑制组织胺的作用，氯苯那敏为那些患有季节性过敏或过敏性鼻炎的人提供了缓解。这种双重功能是氯苯那敏常常与其他药物合用的原因之一，这些药物通常出现在非处方过敏药物中。氯苯那敏的另一个重要应用是在术后恶心和呕吐的管理中。许多患者在接受手术后，由于麻醉或手术本身，经历不适和恶心。施用氯苯那敏可以帮助缓解这些症状，促进更顺利的恢复过程。这一用途突显了氯苯那敏在医院环境中的重要性，在那里控制恶心可以显著影响患者的结果。氯苯那敏的作用机制涉及对大脑中H1受体的阻断。通过这样做，它防止组胺的结合，并减少导致过敏反应和恶心的整体活动。此外，氯苯那敏具有镇静性质，这对焦虑或不安的患者可能是有益的，使其在各种临床情况下成为一种多功能药物。尽管氯苯那敏有许多好处，但它并非没有潜在的副作用。常见副作用包括嗜睡、头晕和口干。由于其镇静作用，患者通常被建议在服用氯苯那敏后避免操作重型机械或驾驶。因此，医疗服务提供者在开处方氯苯那敏之前评估风险和收益至关重要。总之，氯苯那敏是一种多面向的药物，具有广泛的应用，包括治疗晕动病、过敏和术后恶心。它能够阻断组胺受体并提供镇静作用，使其在门诊和住院环境中成为一种宝贵的工具。然而，像所有药物一样，负责任地使用氯苯那敏并了解其潜在副作用至关重要。理解氯苯那敏的用途和影响可以改善患者护理，提高依赖此药物的人的健康结果。