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![Page 1: Medications Administration Dated September 16,2008 Prepared and delivered by Suleman Shah Clinical Instructor RAK College of Nursing.](https://reader036.fdocuments.us/reader036/viewer/2022070400/56649f0d5503460f94c21edc/html5/thumbnails/1.jpg)
Medications AdministrationDated September 16,2008
Prepared and delivered bySuleman Shah
Clinical Instructor RAK College of Nursing
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Drug Nomenclature
• Chemical name — identifies drug’s atomic and molecular structure(Medication composition)rarely used in clinical practice.e.g acetyl –Para aminophenol
• Generic name — assigned by the manufacturer that first develops the drug
• Official name — name by which it is identified in official publications United state pharmacopeia.
• Trade name — brand name copyrighted by the company that sells the drug.
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Drug Preparations
• Oral – Capsule, pill, tablet, extended release, elixir,
suspension, syrup• Topical
– Liniment, lotion, ointment, suppository, transdermal patch
• Inject able
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Drug Classifications
• Body system• Symptoms relieved• Clinical indication
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Mechanisms of Drug Actions
• Drug-receptor interaction — drug interacts with one of more cellular structures to alter cell function
• Drug-enzyme interaction — combines with enzymes to achieve desired effect
• Acting on cell membrane or altering cellular environment
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Pharmacokinetics
• Absorption — drug is transferred from site of entry into bloodstream
• Distribution — drug is distributed throughout the body
• Metabolism — drug is broken down into an inactive form
• Excretion — drug is excreted from the body
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Factors Affecting Drug Absorption
• Route of administration• Drug solubility• pH• Local conditions at site of
administration(blood flow)• Body surface area• Lipid solubility• Food
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factor affecting Distribution
• Circulation• Membrane permeability• Protein binding
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factor affecting metabolism
• Age• Function of liver
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Factor affecting exretion
• Kidney function• Liver function• Bowel function• etc
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Effect of Medications
• Therapeutic effects• Side effects• Adverse effects• Toxic effects• Idiosyncratic reaction• Allergic reaction• Synergistic effects.
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Signs and Symptoms of Drug Allergy
• Rash• Uticaria• Fever• Diarrhea• Nausea• Vomiting• Anaphylactic reaction
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Variables Influencing Effect of Medications
• Developmental considerations• Weight• Sex• Genetic and cultural factors• Psychological factors• Pathology• Environment, timing of administration
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Types of Medication Orders
• Standing order — carried out until cancelled by another order
• Prn order — as needed• Stat order — carried out immediately• Single order-one time
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Parts of the Medication Order
• Patient’s full name• Date and time order is written• Name of drug to be administered• Dosage of drug• Route by which drug is to be administered• Frequency of administration of the drug• Signature of person writing the order
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Medication Supply Systems
• Stock supply• Unite dose-portable cart with 24 hours supply
for each patient.• Computerized medication system.• Individual supply.
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Systems of Measurement
• Metric — meter (linear), liter (volume), gram (weight)
• Apothecary — less convenient and concise; basic unit or weight is grain
• Household — least accurate system; teaspoons, tablespoons, teacup and glass used
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Metric System Conversions• To convert larger unit to smaller unit, move decimal point to right.• To convert smaller unit to larger unit, move decimal point to left.
– 1 kilogram = 1000 grams– 1 gram = 1000 milligrams– 1 milligram = 1000 micrograms– 1 ml=15 drops– 5ml=teaspoon – 15ml=tablespoon– 240ml=cup– 500ml=`pint– 1000ml=1lit
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Three Checks of Medication Administration
• Read the label:– When the nurse reaches for the container or unit
dose package– Immediately before pouring or opening
medication– When replacing the container to the drawer or
shelf
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Rights of Medication Administration
• The nurse should give:1. The right medication 2. To the right person3. In the right dosage4. Through the right route5. At the right time6. Right documentation
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Controlled Substances Required Information
• Name of patient receiving narcotic• Amount of narcotic used• The hour narcotic was given• The name of physician prescribing narcotic• Name of the nurse administering narcotic
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Oral Medications
• Solid form — tablets, capsules.• Liquid form — elixirs, spirits, suspensions,
syrups
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Administration of Oral Medications
• Oral Route — having patient swallow drug• Enteral route — administering drug through
an enteral tube• Sublingual administration — placing drug
under tongue• Buccal administration — placing drug between
tongue and cheek
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Administration of Parenteral Medications
• Subcutaneous injection — subcutaneous tissue• Intramuscular injection — muscle tissue• Intradermal injection — corium (under
epidermis)• Intravenous injection — vein• Intraarterial injection — artery• Intracardial injection — heart tissue• Intraperitoneal injection — peritoneal cavity• Intraspinal injection — spinal canal• Intraosseous injection — bone
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Sites for Intramuscular Injections
• Gluteal site• Vastus lateralis site• Deltoid muscle site
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Criteria for Choosing Equipment for Injections
• Route of administration• Viscosity of the solution• Quantity to be administered• Body size• Type of medication
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Preparing Medications for Injection
• Ampules• Vials• Prefilled cartridges
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Topical Administration of Medications
• Vaginal• Rectal• Instillation• Irrigation• Skin application
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Place the pill or direct spray between the underside of the tongue and the floor of the oral cavity.
Sublingual Medication Administration
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Place the medication between the patient’s cheek and gum.
Buccal Medication Administration
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Use a medication dropper to place the prescribed dosage on the conjunctival sac.
Eye Drop Administration
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Nasal Medication Administration
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Manually open the ear canal and administer the appropriate dose.
Aural Medication Administration
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Small volume nebulizer
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Nebulizer with attached face
mask, bag-valve mask, and
endotracheal tube
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Metered dose inhaler
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Confirm proper tube placement.
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Withdraw the plunger while observing for the presence of gastric fluid or contents.
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Instill the medication into the gastric tube.
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Gently inject the saline.
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Bledsoe et al., Paramedic Care Principles & Practice Volume 1: Introduction
© 2006 by Pearson Education, Inc. Upper Saddle River, NJ
Clamp off the distal tube.
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Medical Record Documentation
• Each dose of medication, give as soon as possible after it is given
• Intentional or inadvertent omitted drugs• Refused drugs• Medication errors
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Type of Medication Errors
• Inappropriate prescribing of the drug• Extra, omitted, or wrong doses• Administration of drug to wrong patient• Administration of drug by wrong route or rate• Failure to give medication within prescribed time• Incorrect preparation of a drug• Improper technique when administering drug• Giving a drug that has deteriorated
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Medication Errors
• Check patient’s condition immediately; observe for adverse effects.
• Notify nurse manager and physician.• Write description of error on medical record
and remedial steps taken.• Complete special form for reporting errors
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Patient Teaching
• Review techniques of medication administration.
• Remind patient to take the medication as prescribed for as long as prescribed.
• Instruct patient not to alter dosages without consulting physician.
• Caution patient not to share medications.
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Common dosage Administration scheduale
Before meal- AC,ac
Twice a day- BID,bid
Hour- H
At bed time after meal- PC,pc
Whenever there is a need- prn
Every morning Qam
Every hourly QH
Every two hourly q2h
4 time a day QID, qid
Give immediately state
3 time a day TID,tidS
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Dangerous abbreviation used in medication administration
Abbreviation malpractice Preferred term
U (unit) Mistaken as zero, four, cc unit
IU(for international unit) Mistaken as IV or 10 International unite
Q.D(once daily)Q.O.D(every other day)
Mistaken for each other day Write it as daily. and every other day
MS.MSU4(morphine sulphate) MgSo4
Mistaken for one another Write it as morphine sulphate, magnesium sulphate.
ug Mistaken for mg mcg
H.S Mistaken for half strength or hour of sleep
Half strength or bed time.
T.I.W (for three time a week) Mistaken for three time a day or twice weekly
Write it three time weekly.
D/C (discharge) Interpreted as discontinue Write as discharge.
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Reference
• Perry, A.G., & Potter, P.A (2005). Bowel Elimination in Clinical Nursing Skills and Techniques (6th edition.). (pp. 823-890) St. Louis: Mosby.