Illustration depicting medication safety for the elderly. An elderly woman surrounded by pills with a reassuring and supportive light.

The Silent Threat: How Medication Mistakes Could Be Harming Your Loved Ones (And What You Can Do)

"A Comprehensive Guide to Understanding and Preventing Medication-Related Risks in Elderly Care"


In the golden years, we often envision peace, comfort, and the best possible health. However, for many elderly individuals, managing multiple medications can introduce a hidden danger: medication mistakes. These errors, ranging from taking the wrong dose to dangerous drug interactions, can significantly impact health and well-being. This article sheds light on this critical issue, offering vital information and practical solutions to protect elderly loved ones.

Medication safety in long-term care is a complex issue, influenced by a variety of factors. The elderly are often prescribed multiple medications (polypharmacy) to manage various health conditions. This can increase the likelihood of errors and adverse effects. Adding to the complexity, age-related changes in how the body processes drugs can further elevate risks. Furthermore, some medications are considered 'potentially inappropriate' for older adults.

This guide aims to help you understand the risks, identify potential problems, and take informed steps to ensure the safety of medications for the elderly. We'll explore the common types of medication errors, the impact of these errors, and the strategies you can use to advocate for better care.

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Why Medication Safety Matters

Medication mistakes can be especially concerning for older adults, who may take multiple prescriptions and have changing health needs. Risks can arise from inappropriate prescribing, drug interactions, or difficulty managing complex medication routines. Families and clinicians can reduce these risks by reviewing medicines regularly and discussing concerns with qualified healthcare professionals.

The Beers Criteria Approach

The American Geriatrics Society 2023 Beers Criteria provides guidance for identifying potentially inappropriate medications in adults aged 65 and older. Its recommendations weigh the quality of evidence, the frequency and severity of potential adverse events, possible benefits, and clinical judgment. The criteria are intended as one part of a comprehensive medication-safety strategy, not as an automatic prohibition list. A proposed framework would support artificial intelligence-assisted identification of potentially inappropriate medications, electronic health-record integration, and scalable geriatric pharmacovigilance.

From Beers to Modern Guidance

The Beers Criteria were first developed in 1991 to help identify potentially inappropriate medication use in older adults. By July 1999, the criteria had been adopted by the Centers for Medicare & Medicaid Services for evaluating medication therapy in nursing-home patients. The American Geriatrics Society has continued updating the criteria, with revision panels including physicians, pharmacists, nurses, and quality and administrative stakeholders. Today, the criteria are widely used as guidance for safer prescribing in adults aged 65 and older.

Decoding the Risks: Understanding Potentially Inappropriate Medications (PIMs) and Harmful Drug Interactions (HDIs)

Illustration depicting medication safety for the elderly. An elderly woman surrounded by pills with a reassuring and supportive light.

Potentially Inappropriate Medications (PIMs) are medicines that experts consider to carry a higher risk of side effects or complications for the elderly compared to their potential benefits. These medications might not be the best choice for older adults due to their effects on the body or the availability of safer alternatives. Harmful Drug Interactions (HDIs) occur when two or more drugs interact in a way that can lead to dangerous effects. These interactions can increase side effects, reduce the effectiveness of medications, or even cause serious health problems.

The Beers Criteria, a widely recognized tool, is a list of medications that are generally considered potentially inappropriate for older adults. These criteria are regularly updated by experts. The goal of these criteria is to promote safer medication practices. However, it is important to understand that the Beers Criteria are not a substitute for professional medical advice. HDIs are often the result of multiple prescriptions, a situation common in the elderly due to the presence of multiple conditions. Common HDIs can arise between blood thinners, antidepressants, and blood pressure medicines.

  • Central Nervous System (CNS) Depressants: These drugs, used for sleep or anxiety, can lead to increased confusion, falls, and sedation.
  • Anticholinergics: These medications, used for various conditions, can cause confusion, memory problems, and other cognitive issues.
  • Certain NSAIDs (Non-Steroidal Anti-Inflammatory Drugs): Long-term use can increase the risk of gastrointestinal bleeding and kidney problems.
  • Medications with High Sedative Effects: Can cause dizziness, falls, and increase the risk of accidents.
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An Evolving Evidence Base

Research on medication safety continues to examine how prescribing decisions affect older adults in everyday care. Recent work increasingly emphasizes individualized review rather than relying on a single checklist. The evidence may help clarify which medications pose the greatest concerns and how clinicians can balance potential harms against therapeutic benefits.

Limits of Avoidance Lists

The 2023 Beers Criteria are designed to reduce potential medication harms, but identifying a medication as potentially inappropriate does not mean it is always unsafe for every patient. Older adults commonly face polypharmacy, drug interactions, side effects, falls, and possible hospitalizations, making medication review more complicated than simply removing listed drugs. Practical guidance therefore emphasizes checklists, monitoring, and individualized clinical decisions alongside the criteria. Medication safety remains a process of balancing risks and benefits rather than applying an automatic ban.

Avoidance and Alternatives

The 2023 AGS Beers Criteria and earlier versions identify medications whose potential harms may outweigh their intended benefits in older adults when readily available alternatives exist. Newer guidance addresses not only which therapies to avoid, but also possible non-pharmacologic and other treatment alternatives. In July 2025, the American Geriatrics Society announced an Alternatives List developed by an interdisciplinary work group covering multiple clinical syndromes and disease areas. This approach gives clinicians, patients, and caregivers more options than an avoidance list alone.

Identifying and managing PIMs and HDIs requires a comprehensive approach. This includes regular medication reviews by healthcare professionals, careful consideration of all prescribed and over-the-counter medications, and patient education about the potential risks and benefits of each medication.

Empowering a Safer Future: Taking Action for Medication Safety

Protecting the health of elderly loved ones requires a proactive approach. By understanding the risks associated with medication use, you can work with healthcare professionals to make informed decisions and ensure that prescriptions are safe and effective. Regular communication, careful medication reviews, and a commitment to staying informed are essential steps. Together, we can promote a healthier, safer, and more fulfilling life for the seniors we cherish.

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Medication Safety Requires Judgment

The available guidance supports using medication lists as decision-making aids rather than as substitutes for clinical judgment. Safer care involves considering an older adult's medicines, health conditions, potential benefits, and possible harms together. Regular communication among patients, caregivers, pharmacists, and clinicians can help identify concerns before they lead to serious problems.

The Next Phase of Safer Prescribing

Future medication-safety efforts may focus on better integration of prescribing guidance into routine clinical workflows. Digital tools could help clinicians identify potentially inappropriate medications and connect recommendations with patient records. Research will also need to determine how these tools affect real-world outcomes while preserving individualized decision-making.

A System-Wide Challenge

The AGS Beers Criteria identifies potentially inappropriate medications in older adults, including people aged 65 and older. The sources highlight several overlapping challenges: age-related pharmacokinetic and pharmacodynamic changes, polypharmacy, and multiple comorbidities. These factors can increase vulnerability to medication-related harm and make prescribing decisions more complex. Evaluations such as the review of Mercy Care Medicare Advantage members were designed to examine use of medications on the Beers list.

Personalized Decisions Matter

The Beers Criteria address safety concerns, but they do not require every listed medication to be prohibited. One source emphasizes that these medications may be used appropriately when circumstances make them unavoidable, with attention directed toward the prescription and the patient's situation. A 2019-update case study illustrates how the criteria can be applied in practice, while research also identifies polypharmacy as a significant risk factor for potentially inappropriate medication use. The practical goal is safer, individualized prescribing rather than mechanical adherence to a list.

What a prescription-record review can establish

Observational study (level 4 of 8)

The cross-sectional review of medical records can describe how often potentially inappropriate medicines and potentially hazardous interactions appeared in prescriptions at the facility. It cannot establish that a prescription caused harm or show how patterns changed over time.[1] [2]

Medication use and potentially inappropriate prescriptions

  • 88% and 30%Approximately 88% of the residents studied took at least one drug; among them, 30% had been prescribed a potentially inappropriate medication.[1]

What the prescription findings indicate

The concentration of identified PIMs in medicines acting on the central nervous system points to that medication group as a prominent part of the prescribing-safety picture in this setting.[1]

Boundaries of this facility assessment

  • The assessment covered records from a single long-term care facility, so its findings describe that setting rather than all older adults in care.[2]

How prescriptions were assessed in a São Paulo State care facility

Study designObservational study[1]
PopulationPatients >60 years old who took any drugs in a long-term care facility[1]
SettingA long-term care facility in São Paulo State[1]
DurationDecember/2010 to January/2011[1]
Main outcomePrevalence of elderly using potentially inappropriate medications (PIM) and with occurrence of potentially hazardous drug interactions (PHDI)[1]
Effect sizeApproximately 88% took at least one drug; for 30%, PIM had been prescribed[1]
Times cited15[1]

What a follow-up could clarify

  • How often did the potentially hazardous interactions identified in prescriptions lead to adverse effects for residents?[1]

About this Article -

Written with AI assistance from published research, and reviewed by the Mystum team. See our About page for more information.

This article is based on research published under:

DOI-LINK: 10.1590/s1984-82502012000300015, Alternate LINK

Title: Assessment Of Pharmacotherapeutic Safety Of Medical Prescriptions For Elderly Residents In A Long-Term Care Facility

Subject: General Pharmacology, Toxicology and Pharmaceutics

Journal: Brazilian Journal of Pharmaceutical Sciences

Publisher: FapUNIFESP (SciELO)

Authors: Fabiana Rossi Varallo, Ingrid Stephanie Stein Ambiel, Luana Orlandelli Nanci, José Carlos Fernandes Galduróz, Patricia De Carvalho Mastroianni

Published: 2012-09-01

Everything You Need To Know

1

What are Potentially Inappropriate Medications (PIMs) and why are they a concern for the elderly?

Potentially Inappropriate Medications (PIMs) are medications that carry a higher risk of side effects or complications for older adults compared to their potential benefits. They might not be the best choice for the elderly because of their effects on the body or the availability of safer alternatives. These medications pose a significant concern as older adults are more susceptible to adverse drug events due to age-related changes in physiology and increased likelihood of polypharmacy. The Beers Criteria can assist in identifying PIMs.

2

How do Harmful Drug Interactions (HDIs) occur and what are some examples relevant to the elderly?

Harmful Drug Interactions (HDIs) occur when two or more drugs interact in a way that leads to dangerous effects. These interactions can increase side effects, reduce medication effectiveness, or cause serious health problems. Common HDIs relevant to the elderly can arise between blood thinners, antidepressants, and blood pressure medicines, especially since the elderly often manage multiple conditions requiring several medications, also known as polypharmacy.

3

What is the Beers Criteria, and how can it be used to promote medication safety for older adults? What are its limitations?

The Beers Criteria is a widely recognized tool and list of medications that are generally considered potentially inappropriate for older adults, regularly updated by experts to promote safer medication practices. It helps healthcare professionals identify medications that may pose more risks than benefits for the elderly. However, the Beers Criteria is not a substitute for professional medical advice. It serves as a guide, and clinical judgment should always be used to decide the best course of treatment for an individual patient.

4

What are Central Nervous System (CNS) Depressants and Anticholinergics, and why are they concerning for the elderly? Explain the risks.

Central Nervous System (CNS) Depressants, used for sleep or anxiety, can lead to increased confusion, falls, and sedation in the elderly. Anticholinergics, used for various conditions, can cause confusion, memory problems, and other cognitive issues. Both types of medications are concerning because older adults are more sensitive to their effects, increasing the risk of adverse events like falls, cognitive impairment, and reduced quality of life.

5

Besides PIMs and HDIs, what other factors contribute to medication-related risks in elderly care, and what steps can be taken to address them?

Besides Potentially Inappropriate Medications (PIMs) and Harmful Drug Interactions (HDIs), other factors contributing to medication-related risks in elderly care include polypharmacy (the use of multiple medications), age-related changes in how the body processes drugs, and medication errors such as incorrect dosage or timing. To address these risks, steps can be taken such as regular medication reviews by healthcare professionals, careful consideration of all prescribed and over-the-counter medications, patient education about potential risks and benefits, and ensuring clear communication between patients, caregivers, and healthcare providers. Employing strategies to simplify medication regimens and using tools like medication organizers can also help reduce errors.

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