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Related Concept Videos

Dosage Regimens: Designs and Approaches01:28

Dosage Regimens: Designs and Approaches

Designing a dosage regimen, which refers to the manner of drug administration, is a complex process involving the selection of drug dose, route, and frequency. This process is underpinned by pharmacokinetic parameters derived from tests and population averages. These parameters are then tailored to patient-specific variables such as diagnosis, demographics, and allergy status. Once therapy commences, therapeutic response monitoring is critical and achieved through clinical and physical...
Drug Accumulation During Multiple Dosing: Repetitive IV Injections01:21

Drug Accumulation During Multiple Dosing: Repetitive IV Injections

Calculating drug dosage and accumulation in multiple-dose regimens is crucial for achieving therapeutic efficacy while avoiding toxicity. This involves determining the plasma drug concentrations over time to optimize dosing schedules. The principle of superposition is fundamental in this process, allowing for the prediction of drug concentration in plasma following multiple doses based on single-dose data.The principle of superposition asserts that the plasma concentration-time curves from...
Dosage Regimen: Individualization01:24

Dosage Regimen: Individualization

Individualization in dosing regimens is the customization of medication doses for individual patients. Its necessity arises from the goal of maximizing therapeutic benefits while minimizing risks. This approach is pivotal because human responses to drugs can vary widely; what is effective for one person may be inadequate or excessive for another. Interpatient (intersubject) variability refers to differences in drug responses between individuals, while intrapatient (intrasubject) variability...
Dosage Regimen: Fixed Dose01:01

Dosage Regimen: Fixed Dose

Fixed-dose regimens are a common approach to administer drugs to achieve and maintain desired levels of the drug in the body. In this dosing strategy, a specific amount of medication is given at regular intervals, often multiple times a day, to ensure a consistent drug concentration in the bloodstream.
Fixed-dose regimens can be used for various routes of administration, including intravenous (IV) injections and oral medications. For IV administration, a predetermined amount of the drug is...
Drug Dosage Regimen: Overview01:15

Drug Dosage Regimen: Overview

A drug dosage regimen describes the specific instructions and schedule for administering a drug to a patient. It considers factors such as drug dosage, frequency, route of administration, and duration of treatment. Designing an appropriate dosage regimen for a patient aims to achieve a target drug concentration at the site of action.
Typically, the starting dose and dosing interval are guided by the manufacturer's recommendations based on clinical trials conducted during and after drug...
Determination of Multiple Dosing Parameters: Loading and Maintenance Doses01:25

Determination of Multiple Dosing Parameters: Loading and Maintenance Doses

A loading dose is an essential pharmacological strategy to rapidly achieve the target plasma drug concentration necessary for an immediate therapeutic effect. This approach is especially critical for drugs characterized by slow absorption or extended half-lives, where delaying therapeutic plasma levels could compromise treatment outcomes. By administering a loading dose, clinicians ensure a prompt onset of drug action, even for agents with complex pharmacokinetic profiles.Achieving steady-state...

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Improving IV Insulin Administration in a Community Hospital
12:08

Improving IV Insulin Administration in a Community Hospital

Published on: June 11, 2012

Automating the medication regimen complexity index.

Margaret V McDonald1, Timothy R Peng, Sridevi Sridharan

  • 1Center for Home Care Policy and Research, Visiting Nurse Service of New York, New York, NY 10001, USA. margaret.mcdonald@vnsny.org

Journal of the American Medical Informatics Association : JAMIA
|December 27, 2012
PubMed
Summary
This summary is machine-generated.

Automating the Medication Regimen Complexity Index (MRCI) in home care provides a detailed measure of medication complexity beyond a simple count. This tool can help identify patients at higher risk for adverse events.

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Area of Science:

  • Pharmacology
  • Health Informatics
  • Geriatric Medicine

Background:

  • Medication regimen complexity is a significant factor in patient outcomes.
  • Existing methods for assessing complexity, like the Medication Regimen Complexity Index (MRCI), often require manual abstraction.
  • Automation of MRCI in post-acute home care settings is needed.

Purpose of the Study:

  • To adapt and automate the MRCI within a commercial medication database.
  • To evaluate the feasibility and validity of an automated MRCI in post-acute home care.

Main Methods:

  • Phase 1 involved abstracting medication data from 89,645 electronic health records for MRCI components.
  • A committee reviewed and adapted the MRCI, assigning weights and determining necessary modifications.
  • Phase 2 assessed the face validity of the modified MRCI using automatic tabulations and descriptive statistics.

Main Results:

  • The average patient record contained 7.6 medications with a mean MRCI score of 16.1.
  • Medication count and MRCI score were highly correlated, but MRCI offered more nuanced complexity assessment.
  • Dosing frequency (mean 11.9) and special instructions (over 36% of patients) were major contributors to complexity.

Conclusions:

  • Automated tabulation of medication complexity is achievable with adaptations for specific systems.
  • The automated MRCI offers a more detailed assessment of medication complexity than a simple medication count.
  • This tool can aid in identifying high-risk patients for adverse events, improving medication management and outcomes.