Iatrogenesis in the elderly. Drug-related problems

Related Experiment Video

Updated: Aug 18, 2026

A Novel Approach for the Administration of Medications and Fluids in Emergency Scenarios and Settings
06:59

A Novel Approach for the Administration of Medications and Fluids in Emergency Scenarios and Settings

Published on: November 9, 2016

J M Stolley, K C Buckwalter, B Fjordbak

    Journal of Gerontological Nursing
    |September 1, 1991
    PubMed

    More Related Videos

    Assessment of Dependence in Activities of Daily Living Among Older Patients in an Acute Care Unit06:52

    Assessment of Dependence in Activities of Daily Living Among Older Patients in an Acute Care Unit

    Published on: September 30, 2020

    Therapeutic Massage for Psychological Well-being in Geriatric Oncology03:59

    Therapeutic Massage for Psychological Well-being in Geriatric Oncology

    Published on: May 22, 2026

    Related Concept Videos

    Drug Dosing: Geriatric Patients01:15

    Drug Dosing: Geriatric Patients

    Elderly individuals encompass a diverse population with varying degrees of age-related physiological changes. Defining the elderly presents challenges, as the geriatric population is often arbitrarily categorized as individuals older than 65. However, many individuals in this group lead active and healthy lives, with an increasing number surpassing 85 years and falling into the older elderly category. Physiological changes associated with aging impact performance capacity and homeostatic...
    Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Absorption01:22

    Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Absorption

    As individuals age, their body's physiology evolves, affecting drug pharmacokinetics. The most apparent changes occur in the gastrointestinal tract, where an increase in gastric pH, a delay in gastric emptying, and a reduction in gastrointestinal motility are observed. Remarkably, these changes do not substantially modify the absorption of orally administered drugs, particularly those absorbed via passive diffusion.Transdermal drug delivery emerges as a highly viable method for older adults due...
    Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Distribution01:00

    Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Distribution

    Drug distribution in the human body is influenced by several factors, including plasma protein concentration, body composition, blood flow, tissue-protein concentration, and tissue fluid pH. Among these, changes in plasma protein concentration and body composition due to aging significantly affect how drugs are distributed within the body. Specifically, aging is associated with a decrease in albumin levels by about 10% and an increase in α1-acid glycoprotein levels. These alterations are not...
    Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism01:18

    Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism

    Geriatric patients show significant variation in how their bodies process medications, which can change how effective and safe treatments are. The liver is the primary organ where drug metabolism occurs, involving two main types of chemical reactions: phase I and II. Phase I metabolism is driven by the cytochrome P450 enzyme system, which includes key types such as CYP3A, CYP2D6, and CYP2C9. Research indicates that while aging doesn't notably alter the levels or activity of these enzymes, it...
    Pharmacodynamics in Geriatric Patients: Effects of Age01:27

    Pharmacodynamics in Geriatric Patients: Effects of Age

    Age-related pharmacokinetic changes are extensively documented, but understanding age-related pharmacodynamic alterations is relatively limited. This knowledge gap can be partly attributed to the complexity of developing appropriate measures of drug responses compared to bioanalytical methods for determining drug concentrations.Most information regarding age-related differences in human pharmacodynamics originates from cross-sectional studies. However, these studies assume that observed mean...
    Drug Toxicity: Risk factors01:24

    Drug Toxicity: Risk factors

    Adverse Drug Reactions (ADRs) are potential complications that arise during pharmacotherapy, influenced by multiple risk factors. Age plays a significant role; both neonates and the elderly are at heightened risk due to their respective immature and diminished metabolic and elimination processes. Gender also impacts ADRs, with females experiencing a 1.5 to 1.7-fold greater risk than males, which may be linked to pharmacokinetic, pharmacodynamic, and hormonal differences. Notably, neonates, the...