Management of Hepatitis C in the Older Adult

The Senior Care Pharmacist
|December 30, 2019
PubMed

Insights

Hepatitis C is common in baby boomers and people who inject drugs. Screening is recommended for these groups, and direct-acting antivirals (DAAs) offer a well-tolerated, curative treatment option.

Area of Science:

  • Hepatology
  • Infectious Diseases
  • Public Health

Background:

  • Hepatitis C virus (HCV) disproportionately affects specific populations, including baby boomers and individuals who inject drugs.
  • Older adults represent a significant demographic impacted by Hepatitis C, necessitating tailored clinical considerations.

Purpose of the Study:

  • To review the epidemiology, clinical presentation, screening, diagnosis, treatment, and prevention of Hepatitis C.
  • To emphasize the specific challenges and recommendations for managing Hepatitis C in older adults.

Main Methods:

  • Literature search of PubMed and Google Scholar using terms like "hepatitis C," "HCV," "direct-acting antivirals (DAAs)," and "older adults."
  • Review of guidelines from the Centers for Disease Control and Prevention (CDC) and professional societies, alongside DAA prescribing information and clinical trials.

Main Results:

  • Hepatitis C screening is recommended for adults born between 1945-1965 and high-risk individuals.
  • Direct-acting antivirals (DAAs) are highly effective, well-tolerated oral treatments for 8-12 weeks, achieving sustained virologic response.
  • Regimen selection for DAAs considers HCV genotype, cirrhosis, comorbidities, and drug interactions, particularly relevant in older adults.

Conclusions:

  • Hepatitis C remains prevalent in baby boomers and people who inject drugs, underscoring the importance of recommended screening.
  • Direct-acting antiviral (DAA) therapy provides a curative and generally well-tolerated treatment for Hepatitis C, though access can be a barrier.

Related Concept Videos

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...
151
Effect of Hepatic Disease on Pharmacokinetics: Dose Adjustments Due to Hepatic Impairment01:08

Effect of Hepatic Disease on Pharmacokinetics: Dose Adjustments Due to Hepatic Impairment

Hepatic impairment, characterized by decreased liver function, does not uniformly mandate adjustments in drug dosage. Whether dosage modifications are necessary depends on various factors related to the drug's metabolism and elimination pathways. If a drug is primarily excreted via the kidneys and bypasses significant hepatic processing, if it undergoes minimal metabolic transformation in the liver, or if it is volatile and primarily expelled through the lungs, dose adjustments may not be...
211
Effect of Hepatic Disease on Pharmacokinetics: Drug Dosing and Hepatic Blood Flow01:26

Effect of Hepatic Disease on Pharmacokinetics: Drug Dosing and Hepatic Blood Flow

Chronic liver disease significantly impacts drug metabolism due to alterations in hepatic blood flow and enzyme accessibility. This disruption affects the body's pharmacokinetics—the movement and processing of drugs within the system. Key enzymes crucial for metabolizing medications become less accessible, changing how drugs are processed and utilized. Furthermore, liver disease influences the synthesis of plasma proteins, such as albumin and globulins, which play critical roles in drug...
174
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...
185
Esophageal Varices-II: Clinical Features and Management01:28

Esophageal Varices-II: Clinical Features and Management

Esophageal varices often manifest as gastrointestinal bleeding episodes, presenting symptoms like hematemesis (vomiting of blood), hematochezia (passing fresh blood via the rectum), and melena (black, tarry stools). Other signs can include weight loss, anorexia, abdominal discomfort, jaundice, pruritus, altered mental status, and muscle cramps.
In the initial assessment, a thorough review of the patient's medical history is vital to identify risk factors such as liver disease, alcohol...
322
Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test01:22

Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test

In clinical practice, the direct measurement of hepatic blood flow to evaluate liver function presents significant challenges due to the intricate and specialized nature of the necessary techniques. Consequently, healthcare professionals often rely on empirical estimates derived from thorough patient examinations and liver function tests to gauge liver health. Among the tools at their disposal, the Child–Pugh and MELD scoring systems stand out for their ability to categorize and assess...
140