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Related Concept Videos

One-Compartment Model: IV Infusion01:09

One-Compartment Model: IV Infusion

247
Intravenous (IV) infusion is often utilized when continuous and controlled drug delivery is necessary, such as during surgery or in the treatment of chronic diseases. This method offers numerous advantages, including immediate drug action, precise control over dosage, and bypassing the first-pass metabolism.
The one-compartment model for IV infusion uses mathematical equations to describe the rate of change in drug quantity in the body. At steady-state or infusion equilibrium, the drug input...
247
Nonlinear Pharmacokinetics: Drug Elimination for IV Bolus Injection00:59

Nonlinear Pharmacokinetics: Drug Elimination for IV Bolus Injection

112
In pharmacokinetics, the elimination rate of a drug following a capacity-limited model is primarily controlled by two parameters: Vmax and KM. These parameters are crucial in how the drug behaves inside the body after administration.
Following the administration of a single intravenous (IV) bolus injection, we can determine the concentration of the drug in the plasma at any given time. This calculation is achieved using a specific equation that integrates the values of Vmax and KM.
We can also...
112
Routes of Drug Administration: Parenteral01:25

Routes of Drug Administration: Parenteral

2.0K
The administration of drugs via parenteral routes allows for direct drug introduction into the systemic circulation, resulting in high bioavailability because the medication bypasses the harsh conditions of the gastrointestinal tract and hepatic metabolism.
The intravenous route (IV) of drug administration can be further categorized into two types. The bolus injection administers the entire dose rapidly, while an intravenous infusion slowly delivers smaller doses steadily.
The IV route is often...
2.0K
One-Compartment Open Model for IV Bolus Administration: General Considerations01:19

One-Compartment Open Model for IV Bolus Administration: General Considerations

272
The one-compartment model is a pharmacokinetic tool that models the body as a single, uniform compartment, facilitating the understanding of drug distribution and elimination. This model is particularly beneficial for intravenous (IV) bolus administration, where the drug rapidly circulates throughout the body.
The drug's presence in the body is defined by an equation representing the difference between the rates of drug entry and exit. Key parameters—elimination rate constant,...
272
One-Compartment Open Model for IV Bolus Administration: Estimation of Clearance00:56

One-Compartment Open Model for IV Bolus Administration: Estimation of Clearance

118
Clearance is a key pharmacokinetic parameter that quantifies the volume of body fluid from which a drug is entirely removed within a specific time frame. It is crucial in assessing how a drug is eliminated from the body and has critical clinical applications.
In the one-compartment open model for intravenous (IV) bolus administration, clearance is estimated by dividing the elimination rate by the plasma drug concentration. This equation leverages the elimination rate constant and the apparent...
118
One-Compartment Open Model for IV Bolus Administration: Estimation of Elimination Rate Constant, Half-Life and Volume of Distribution01:09

One-Compartment Open Model for IV Bolus Administration: Estimation of Elimination Rate Constant, Half-Life and Volume of Distribution

399
The one-compartment open model is a simplified approach used in pharmacokinetics to understand the distribution and elimination of a drug administered through an intravenous bolus. This model assumes rapid drug dispersal throughout the body and elimination using a first-order process. Key pharmacokinetic parameters, such as the elimination rate constant (k), half-life (t1/2), and the apparent volume of distribution (Vd), can be estimated from this model. The elimination rate is calculated...
399

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Related Experiment Video

Updated: Aug 7, 2025

Multiplex Therapeutic Drug Monitoring by Isotope-dilution HPLC-MS/MS of Antibiotics in Critical Illnesses
11:17

Multiplex Therapeutic Drug Monitoring by Isotope-dilution HPLC-MS/MS of Antibiotics in Critical Illnesses

Published on: August 30, 2018

13.0K

Saving time when preparing intravenous antibiotics.

Christine Clark1

  • 1Freelance medical writer.

British Journal of Nursing (Mark Allen Publishing)
|March 13, 2023
PubMed
Summary
This summary is machine-generated.

Using the Ecoflac® Connect needle-free system significantly reduces intravenous antibiotic preparation time for nurses. This innovation saves valuable time and enhances patient safety by minimizing contamination and needlestick injuries.

Keywords:
Ecoflac ConnectIntravenous antibioticNeedle-free connector

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Last Updated: Aug 7, 2025

Multiplex Therapeutic Drug Monitoring by Isotope-dilution HPLC-MS/MS of Antibiotics in Critical Illnesses
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Area of Science:

  • Nursing Practice
  • Healthcare Technology
  • Infection Control

Background:

  • Intravenous antibiotic preparation is time-consuming for nurses.
  • Current methods pose risks of needlestick injuries and microbial contamination.
  • Efficient drug preparation is crucial in understaffed healthcare settings.

Purpose of the Study:

  • To evaluate the time efficiency of the Ecoflac® Connect needle-free connector for antibiotic preparation.
  • To assess the potential for reducing nurse workload and improving safety.
  • To quantify the economic impact of adopting needle-free technology.

Main Methods:

  • A comparative study involving 83 experienced nurses.
  • Measurement of preparation time for amoxicillin injection using Ecoflac® Connect versus standard needle and syringe.
  • Analysis of time savings and potential for injury prevention.

Main Results:

  • Ecoflac® Connect reduced preparation time by 36 seconds per dose (one-third faster).
  • The needle-free system offers significant time savings, equating to 200-300 full-time nurses in England annually.
  • Potential annual cost savings range from £6.15 million to £9.23 million.

Conclusions:

  • The Ecoflac® Connect needle-free system streamlines antibiotic preparation, saving significant nurse time.
  • Adoption of this technology enhances patient safety by minimizing contamination and needlestick risks.
  • The time saved can be reallocated to direct patient care, especially critical in understaffed wards.