toxic limit medium dose

简明释义

半致死浓度

英英释义

例句

1.Exposure to chemicals should always be monitored to avoid reaching the toxic limit medium dose.

应始终监测化学物质的暴露，以避免达到毒性限度中等剂量。

2.Workers in the lab must wear protective gear to prevent exposure above the toxic limit medium dose.

实验室的工作人员必须穿戴防护装备，以防止暴露于超过毒性限度中等剂量的水平。

3.The researchers found that the substance was harmful at a level exceeding the toxic limit medium dose.

研究人员发现，该物质在超过毒性限度中等剂量的水平时是有害的。

4.Before administering the drug, the doctor ensured that it was below the toxic limit medium dose.

在给药之前，医生确保药物的剂量低于毒性限度中等剂量。

5.The safety data sheet provided information on the toxic limit medium dose for handling the material safely.

安全数据表提供了有关安全处理材料的毒性限度中等剂量的信息。

作文

In the realm of pharmacology and toxicology, understanding the concept of toxic limit medium dose is crucial for ensuring safety and efficacy in drug administration. The term refers to the maximum amount of a substance that can be administered without causing harmful effects. This concept is particularly significant when considering the delicate balance between therapeutic benefits and potential toxicity. For instance, many medications have a specific dosage range that is considered safe; exceeding this range can lead to adverse reactions or even life-threatening conditions.The toxic limit medium dose is determined through extensive research and clinical trials, where various dosages are tested to observe their effects on different populations. Scientists evaluate factors such as age, weight, genetics, and overall health to establish a baseline for what constitutes a safe dosage. This careful consideration ensures that patients receive the maximum benefit from a medication while minimizing the risk of toxicity.One notable example is the use of chemotherapy drugs in cancer treatment. These medications are designed to target and kill rapidly dividing cancer cells. However, they can also affect healthy cells, leading to side effects such as nausea, hair loss, and increased susceptibility to infections. Therefore, oncologists must carefully calculate the toxic limit medium dose for each patient, tailoring the treatment to their individual needs and tolerances. This personalized approach aims to deliver the most effective treatment while keeping toxic effects at bay.Moreover, the concept of toxic limit medium dose is not limited to pharmaceuticals. It extends to various substances encountered in everyday life, including environmental toxins, food additives, and even natural compounds. For instance, certain herbs and supplements may offer health benefits but can also pose risks if consumed in excessive amounts. Understanding the safe limits of these substances is essential for public health.Regulatory agencies play a vital role in establishing guidelines for toxic limit medium dose across different industries. The Food and Drug Administration (FDA), for example, evaluates new drugs before they are approved for public use, ensuring that their benefits outweigh any potential risks. Similarly, environmental protection agencies monitor exposure levels to various chemicals, setting safety standards to protect human health and the environment.In conclusion, grasping the significance of toxic limit medium dose is fundamental for anyone involved in healthcare, pharmacology, or environmental science. This concept serves as a guide to navigate the complexities of substance administration, helping to prevent toxicity while promoting therapeutic efficacy. As our understanding of human biology and environmental interactions continues to evolve, the importance of accurately determining toxic limit medium dose will remain a cornerstone of safe practice in medicine and beyond.

在药理学和毒理学领域，理解毒性限度中等剂量的概念对于确保药物管理的安全性和有效性至关重要。这个术语指的是可以施用而不导致有害影响的物质的最大量。当考虑到治疗效益与潜在毒性之间的微妙平衡时，这个概念特别重要。例如，许多药物都有一个被认为是安全的特定剂量范围；超过这个范围可能会导致不良反应甚至危及生命的情况。毒性限度中等剂量是通过广泛的研究和临床试验确定的，在这些试验中，测试了不同剂量以观察其对不同人群的影响。科学家评估年龄、体重、遗传和整体健康等因素，以建立什么构成安全剂量的基线。这种仔细的考虑确保患者在最小化毒性风险的同时获得药物的最大益处。一个显著的例子是化疗药物在癌症治疗中的使用。这些药物旨在靶向并杀死快速分裂的癌细胞。然而，它们也可能影响健康细胞，导致恶心、脱发和感染易感性增加等副作用。因此，肿瘤科医生必须仔细计算每位患者的毒性限度中等剂量，根据他们的个人需求和耐受性量身定制治疗。这种个性化的方法旨在提供最有效的治疗，同时保持毒性影响在可控范围内。此外，毒性限度中等剂量的概念并不限于药物。它扩展到日常生活中遇到的各种物质，包括环境毒素、食品添加剂，甚至天然化合物。例如，某些草药和补充剂可能提供健康益处，但如果过量食用也可能带来风险。了解这些物质的安全限度对于公共健康至关重要。监管机构在各个行业设定毒性限度中等剂量的指导方针方面发挥着重要作用。例如，美国食品药品监督管理局（FDA）在新药获得公众使用批准之前进行评估，确保其益处超过任何潜在风险。同样，环境保护机构监测各种化学物质的暴露水平，制定安全标准以保护人类健康和环境。总之，掌握毒性限度中等剂量的重要性对于任何参与医疗、药理或环境科学的人来说都是基础。这一概念作为导航物质管理复杂性的指南，有助于防止毒性，同时促进治疗有效性。随着我们对人类生物学和环境相互作用的理解不断发展，准确确定毒性限度中等剂量的重要性将始终是医学及其他领域安全实践的基石。