Medication administration basic principles
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Medication Administration Basic Principles. Nomenclature (Name) Chemical name Generic name Official name Trade Name. Preparation Classification. Drugs. Mechanics of drug action. Pharmacodynamics Pharmacokinetics Absorption Route of administration Drug solubility Distribution

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Medication Administration Basic Principles

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Medication AdministrationBasic Principles


Nomenclature (Name)

Chemical name

Generic name

Official name

Trade Name

Preparation

Classification

Drugs


Mechanics of drug action

  • Pharmacodynamics

  • Pharmacokinetics

    • Absorption

      • Route of administration

      • Drug solubility

    • Distribution

    • Metabolism

    • Excretion


Factors Affecting Drug Action

  • Developmental

  • Weight

  • Psychological

  • Pathology

  • Time of Administration


Adverse drug effects

  • Side effects

  • Adverse effects

    • Drug allergy

    • Drug tolerance

    • Cumulative effect

    • Interaction

      • antagonistic

      • synergistic


Medication Orders

  • Standing

  • PRN

  • Single

  • STAT


Patient name

Date and time

Drug name

Drug dosage

Route

Frequency

Signature

Parts of the Order


Problems with Orders

  • Allergies

  • Steps

    • Drug book

    • Pharmacist

    • Physician

    • Supervisor


Medication Supply Systems

  • Stock

  • Unit dose


Drug Administration

  • 3 checks

    • obtaining the container

    • removing the med

    • replacing the container


5 Rights

  • Right drug

  • Right patient

  • Right dose

  • Right route

  • Right time


Avoiding Errors

  • Prepare drugs alone

  • Don’t leave drugs alone

  • Prepare and administer

  • Lock med cart

  • Supervise swallowing


3 checks

5 rights

Assessment

Patient position

Fluids

Keep meds in wrappers

Offer separately

Steps in Administration


Definition

Record

Patient name

Amount

Time

Physician

Nurse signature

Waste/witness

Count

Discrepancies

Administering Narcotics


Legal record

When to record

Information

med name

dosage

route

time

nurse initials

nurse signature

site of injection

other information

Omitted drugs

reason

notify MD

Refused drugs

Documentation


Medication Errors

  • Reasons for occurrence

  • Steps if error takes place


Oral medications

  • Systemic and local actions

  • Forms

    • solids

    • enteric coated

    • liquids


Sublingual

  • Systemic effects

  • Under tongue

  • Buccal

    • cheek and gum


Topical

  • Systemic and local effects

  • Skin

    • technique

  • Eye instillation

    • drops

    • lower conjunctival sac

    • ointments


Topical

  • Ear instillations

    • straighten canal

  • Nasal instillations

    • position

  • Vaginal applications

    • technique

  • Rectal instillations

    • technique


Inhalation

  • Types of drugs

  • Technique


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