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Related Concept Videos

Pharmaceutical Poisoning: Potential Scenarios01:26

Pharmaceutical Poisoning: Potential Scenarios

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Pharmaceutical poisoning can occur through various channels, impacting an estimated 2 million hospitalized patients in the U.S. annually with serious adverse drug responses. These scenarios encompass both therapeutic uses, such as drug toxicity, where even standard dosages can lead to severe central nervous system depression, and non-therapeutic exposures, including accidental ingestion by children, and environmental and occupational exposures.Unintentional poisonings often involve exploratory...
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Drug Accumulation During Multiple Dosing: Repetitive IV Injections01:21

Drug Accumulation During Multiple Dosing: Repetitive IV Injections

318
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...
318
Pharmaceutical Poisoning: Treatment Strategies01:26

Pharmaceutical Poisoning: Treatment Strategies

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Treatment strategies for poisoning are a critical aspect of emergency medicine, focusing on preventing the absorption of toxins and enhancing their elimination. When a poisoning incident occurs, the first response is to halt exposure and decontaminate the patient, particularly through gastrointestinal (GI) methods if the poison was ingested.Gastrointestinal Decontamination Techniques:Activated charcoal is the cornerstone of GI decontamination. It works through adsorption, binding the toxin to...
37
Dosage Regimens: Designs and Approaches01:28

Dosage Regimens: Designs and Approaches

350
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...
350
Determination of Multiple Dosing Parameters: Loading and Maintenance Doses01:25

Determination of Multiple Dosing Parameters: Loading and Maintenance Doses

272
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...
272
Dosage Interval and Administration Route: Determination Methods01:19

Dosage Interval and Administration Route: Determination Methods

297
A medication’s effectiveness largely depends on its appropriate dosage and the route of administration. Dosage ensures that a sufficient drug concentration is maintained in the bloodstream to elicit the desired therapeutic effect without causing toxicity. The route of administration affects the drug's bioavailability, rate of absorption, and onset of action, which are crucial for achieving optimal therapeutic outcomes. Drug dosage calculations are critical to tailoring therapy to...
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A Calculation Tool and Process to Pre-Position Pharmaceuticals for Anthrax Post-Exposure Prophylaxis.

Gary D Peksa, Michael J Robbins, Alexis R Beyer

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    |November 15, 2017
    PubMed
    Summary

    Chicago hospitals improved anthrax preparedness by developing a standardized method to pre-position antibiotic medical countermeasures (MCMs). This initiative ensured a 96-hour supply for personnel and responders, enhancing public health security.

    Keywords:
    AnthraxCountermeasuresInfectious diseasesPublic health preparedness/response

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    Area of Science:

    • Public Health
    • Emergency Preparedness
    • Pharmacology

    Background:

    • Bacillus anthracis (anthrax) poses a significant bioterrorism threat due to its high mortality.
    • Effective post-exposure prophylaxis is critical for managing anthrax incidents.
    • Healthcare systems require robust strategies for medical countermeasure (MCM) deployment.

    Purpose of the Study:

    • To optimize the inventory, acquisition, and distribution of antibiotic MCMs for anthrax post-exposure prophylaxis.
    • To enable Chicago hospitals to function as closed points of dispensing (PODs) for extended periods.
    • To develop and implement a standardized calculation methodology for pharmaceutical supply.

    Main Methods:

    • An interventional quality improvement project involving 30 Chicago hospitals.
    • Development of a standardized calculation tool for determining MCM needs.
    • Group purchasing and direct drop shipment of medications from a wholesaler.

    Main Results:

    • Initially, only 20% of hospitals had a 72-hour supply and 10% had a 96-hour supply of required antibiotics.
    • The project successfully calculated and procured sufficient antibiotic MCMs for a 96-hour prophylaxis period.
    • Enhanced availability of antibiotic MCMs was achieved across participating hospitals.

    Conclusions:

    • A systematic, calculated approach to pre-deploying pharmaceutical caches significantly improves MCM availability.
    • The initiative enabled hospitals to serve as closed PODs, enhancing community resilience against anthrax.
    • Standardized methodologies are crucial for optimizing emergency pharmaceutical supply chains.