Pharmacology Demystified: A Self-Teaching Guide

Pharmacology Demystified: A Self-Teaching Guide

James Keogh, Mary Kamienski

Language: English

Pages: 481

ISBN: 2:00001548

Format: PDF / Kindle (mobi) / ePub


There�s no easier, faster, or more practical way to learn the really tough subjects
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Pharmacology Demystified covers the practical aspects of pharmacology that you need to master to become a healthcare or nursing professional. This self-teaching guide comes complete with key points, background information, quizzes at the end of each chapter, and even a final exam. Simple enough for beginners but challenging enough for advanced students, this is a lively and entertaining brush-up, introductory text, or classroom supplement.
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accumulation can occur; therefore, it should not be continuously infused. Side effects include nausea and vomiting upon awakening. Opioids Fentanyl, sufentanil, and alfentanil are frequently used prior to anesthesia and surgery as a sedative and analgesic, as well as a continuous infusion for primary anesthesia. Because opioids rarely affect the cardiovascular system, they are particularly useful for cardiac surgery and other high-risk cases. Opioids act directly on spinal cord receptors, and

Influences in Drug Administration 52 Mother and the Fetus 54 Pediatrics 54 Elderly 55 Summary 57 Quiz 58 CHAPTER 4 Substance Abuse 61 Drug Misuse and Abuse 61 Behavioral Patterns of Addiction 63 Healthcare Professionals and Substance Abuse 64 Detecting Substance Abuse 65 Delayed Action 67 Substances That Can Be Abused 71 Dependence versus Tolerance 71 Pathophysiologic Changes Occurring in Substance Abuse 72 Cultural Aspects of Substance Abuse 72 Commonly Abused

feces. There are no systemic effects. Nausea can occur with excessive use. The dry form can cause abdominal cramps. 340 CHAPTER 18 Gastrointestinal System Emollients Emollients (surfactants) are stool softeners (surface-acting drugs) and lubricants used to prevent constipation and decrease straining during defecation by lowering surface tension and promoting water accumulation in the intestine and stool. Emollients are frequently prescribed for patients after a myocardial infarction (heart

activity of over 100 enzymes for important functions in the body which includes production of insulin and making of sperm and plays a key role in the immune system and DNA synthesis. Zinc helps wounds heal and helps the patient maintain a sense of taste and smell. A dose of zinc larger than 150 mg can cause copper deficiency, decrease high-density lipoprotein (HDL) cholesterol and weaken the patient’s immune response. Zinc also inhibits tetracycline (antibiotic) absorption and therefore should

caused by: • Hypoparathyroidism. • Thyroid or neck surgery where the parathyroid gland is removed or injured. CHAPTER 10 Fluid and Electrolyte Therapy 175 • Hypomagnesium caused by alcoholism. • Ingestion of phosphates. • Inadequate intake of dietary calcium and/or Vitamin D. Patients who experience hypocalcemia may have the following symptoms: • Depression. • Memory loss. • Confusion. • Hallucinations. • Numbness and tingling in the face, around the mouth, and in the hands and

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