Percutaneous Administration of Drugs

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Questions and Answers

In the context of percutaneous administration, what is the primary reason for choosing the skin or mucous membranes as the route of delivery?

  • To facilitate easy removal of the medication in case of adverse reactions.
  • To achieve a rapid onset of action for emergency medications.
  • To target localized skin infections without systemic effects.
  • To bypass the first-pass metabolism in the liver. (correct)

A patient is prescribed a topical corticosteroid cream for eczema. Which instruction should the nurse emphasize during patient teaching regarding proper application?

  • Apply a thick layer of cream to maximize absorption.
  • Apply the cream only to open lesions to promote healing.
  • Rub the cream vigorously into the skin until fully absorbed.
  • Apply a thin layer of cream and gently pat it onto the affected area. (correct)

When preparing a patient for patch testing, which action is most critical for the nurse to confirm prior to the procedure?

  • Cleansing the area with an antiseptic solution to prevent infection.
  • Applying a topical anesthetic to minimize discomfort during patch application.
  • Shaving the area where the patch will be applied to ensure proper adhesion.
  • Ensuring the patient has not taken antihistamines for at least 5 days. (correct)

A patient is prescribed nitroglycerin ointment for angina. What specific instruction should the nurse provide regarding the application technique to prevent self-exposure?

<p>Use the applicator paper to measure the dose and spread the ointment without rubbing it in. (B)</p> Signup and view all the answers

A nurse is teaching a patient about the proper use of transdermal patches. What should the nurse emphasize as the most important reason for rotating application sites?

<p>To prevent skin irritation and enhance drug absorption. (C)</p> Signup and view all the answers

A patient is prescribed a sublingual medication. What instruction should the nurse emphasize to ensure optimal absorption?

<p>Allow the medication to dissolve completely under the tongue without swallowing or chewing. (B)</p> Signup and view all the answers

Why do buccal medications tend to have a more systemic effect compared to topical applications?

<p>The buccal mucosa has a rich blood supply, facilitating direct absorption into the bloodstream. (C)</p> Signup and view all the answers

When instilling eye drops, what is the rationale behind applying gentle pressure to the inner corner of the eyelid after administration?

<p>To prevent systemic absorption of the medication. (B)</p> Signup and view all the answers

A nurse is preparing to administer eardrops to a 15-month-old infant. Which technique is most appropriate for this age group?

<p>Pull the pinna of the ear downward and backward. (A)</p> Signup and view all the answers

A patient is prescribed nasal spray for seasonal allergies. What instruction is most important for the nurse to provide to prevent rebound congestion?

<p>Limit use of the nasal spray to a few days at a time. (D)</p> Signup and view all the answers

When administering medications via nebulizer, what should the nurse advise the patient to do to maximize medication delivery?

<p>Hold their breath for a few seconds after each inhalation. (A)</p> Signup and view all the answers

What is the most critical step for a patient using a metered-dose inhaler (MDI) to ensure optimal medication delivery to the lungs?

<p>Inhaling slowly and deeply while simultaneously depressing the canister. (C)</p> Signup and view all the answers

A patient is to self-administer a vaginal suppository. What should the nurse include in the instructions to enhance medication effectiveness?

<p>Remain in a supine position for 5 to 10 minutes after insertion. (A)</p> Signup and view all the answers

A patient with a known allergy to adhesive bandages is prescribed a medication that is available only as a transdermal patch. Which approach is most appropriate for the nurse to take?

<p>Consult the prescriber for an alternative route or medication. (B)</p> Signup and view all the answers

When educating a patient on the use of a dry powder inhaler (DPI), what key point should the nurse emphasize regarding the patient's inhalation technique?

<p>Breathe in rapidly and deeply to aerosolize the powder. (C)</p> Signup and view all the answers

A patient is prescribed a topical medication to treat a fungal infection. What instruction to include regarding preventing transmission of the infection?

<p>Use a clean applicator or gloved hand to apply the medication. (A)</p> Signup and view all the answers

A patient is using a transdermal patch for pain management. Which of the following actions indicates the need for further teaching?

<p>The patient cuts the patch in half to adjust the medication dose. (B)</p> Signup and view all the answers

Which instruction is most important for the nurse to give a patient who is using topical corticosteroids long-term?

<p>Monitor for signs of skin thinning or discoloration. (A)</p> Signup and view all the answers

A nurse is demonstrating the application of a nitroglycerin ointment. Which action demonstrates correct technique?

<p>Using the provided application paper to measure the correct dose. (A)</p> Signup and view all the answers

When educating a patient on using eye drops for glaucoma, what is the most important point for the nurse to emphasize to promote adherence?

<p>Administering the drops at the same time(s) each day. (C)</p> Signup and view all the answers

A patient is prescribed a vaginal cream for a yeast infection. What advice is most important to provide regarding hygiene?

<p>Cleanse the applicator with soap and water after each use. (B)</p> Signup and view all the answers

The nurse is preparing to administer a topical medication. Which factor requires the nurse to double-check the medication order with the prescribing health care provider?

<p>The patient has impaired skin integrity at the application site. (D)</p> Signup and view all the answers

The nurse is providing instruction to the parent of a 6-month-old infant regarding the administration of eardrops to treat an ear infection. Which statement indicates a need for further instruction?

<p>&quot;I should warm the eardrops by placing the container in the microwave for a minute prior to administering them to my child.&quot; (D)</p> Signup and view all the answers

The nurse plans to administer an ophthalmic medication to a client. Which nursing action best reduces the risk of systemic absorption of the medication?

<p>Applying gentle pressure to the nasolacrimal duct following administration of the medication. (C)</p> Signup and view all the answers

The clinic nurse is providing instructions to a client regarding the use of a nasal spray to treat nasal congestion. Which information should the nurse include in the instructions?

<p>Limit use of the medication to a few days to avoid rebound congestion. (B)</p> Signup and view all the answers

The nurse is educating a client on the safe use of a metered-dose inhaler (MDI). Which statement, if made by the client, indicates a need for further teaching?

<p>&quot;I can administer the inhaler doses one right after the other so I don't forget and have to do it later.&quot; (D)</p> Signup and view all the answers

A nurse is planning to administer a vaginal suppository. Which nursing action is most appropriate?

<p>Ask the client to void prior to inserting the suppository. (E)</p> Signup and view all the answers

A nurse is instructing the client with heart failure in the use of nitroglycerin ointment. Which of the following statements indicates an understanding of providing self-care using this topical medication?

<p>&quot;I need to be sure to measure my medication using that paper applicator.&quot; (D)</p> Signup and view all the answers

Flashcards

Percutaneous Administration

Applying medication to skin or mucous membranes for absorption.

Creams

Non-greasy and can be easily removed using water.

Lotions

Designed to soothe the skin.

Ointments

Oil-based and keep medications in contact with the skin longer.

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Dressings

Dry gauze, transparent films, hydrocolloids used to cover and protect.

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Patch Testing

A method to identify sensitivity to contact materials like soaps and pollen.

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Wheal

A definitive reaction in patch testing, measured from 1+ to 4+.

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Transdermal drug delivery

Disk or patch releases medication in a controlled manner.

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Sublingual tablets

Tablets are placed under the tongue.

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Buccal tablets

Tablets are held in the buccal cavity.

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Ophthalmic

All medications for the eye must be labeled...

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Otic

All medications used for the ear must be labeled...

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Eardrop administration for < 3 years

Directing earlobe downward and back.

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Eardrop administration for > 3 years

Directing the earlobe, upward and back

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Nebulizer

Medication delivered through inhalation; patient exhales through pursed lips

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Study Notes

  • Percutaneous administration involves applying medications to the skin or mucous membranes for absorption.
  • Percutaneous administration includes topical applications like ointments, creams, dressings, lotions, and powders.
  • Percutaneous administration includes inhalation of aerosolized liquids or gases and instillation of solutions.

Seven Rights & Patient Teaching

  • Always follow the seven rights of drug administration during percutaneous administration.
  • Premedication assessment and explanation is required.
  • Patient teaching should include the need to wash hands, perform proper application techniques, and detail the frequency of treatment.
  • Instruct the patient in any cautions specific to the drug being administered and on adverse effects.
  • The patient should know when to contact their healthcare provider.
  • Documentation is required, including date, time, drug, dosage, and route, and any patient symptoms, like rash or vesicles.

Types of Medications

  • Creams are non-greasy and can be removed with water.
  • Lotions contain soothing agents.
  • Ointments are oil-based and keep medications in contact with the skin longer.
  • Dressings include dry gauze, transparent films, and hydrocolloid options.
  • Dressings should be used according to orders.

Protocol for Topical Medications

  • Wash hands and put on gloves.
  • Position the patient comfortably before starting.
  • Clean the area where the medication will be applied.
  • Shake lotion bottles to ensure proper suspension.
  • Use a tongue blade to remove the desired amount of ointment or cream from the container.
  • Shake lotions well until a uniform appearance is obtained.
  • Use a tongue blade to remove the desired amount of ointments.
  • Powders must be applied to clean and dry skin; shake well to break up clumps.
  • Dressings should have the prescribed amount of medication spread directly onto them.
  • If using wet dressings, wring them out to prevent dripping.

Nicotine Administration

  • Nicotine can be administered transdermally for an antismoking program.

Patch Testing for Allergies

  • Patch testing identifies sensitivity to contact materials like soaps, pollen, and dyes.
  • Allergens are placed on a patch, which is placed in contact with the back, arms, or thighs.
  • The patch is left in place for 48 hours.
  • The site should be aired for 15 minutes and read.
  • A wheal is the definitive reaction indicating an issue, measured on a scale of 1+ to 4+.

Nitroglycerin ointment application

  • Emergency equipment must be available in case of anaphylactic response.
  • Wash hands and put on gloves.
  • Patient is positioned.
  • The area is cleaned.
  • Apply the dose-measuring applicator paper.
  • Do not rub in the ointment.
  • Cover the area with plastic wrap.

Nitroglycerin Ointment

  • Follow procedure protocols and don gloves.
  • Select a new application site for each dose.
  • Measure the dose amount on application paper and spread in a thin layer without rubbing.
  • Cover the area with plastic wrap and tape.
  • Dispose of gloves and wash hands.
  • Educate the patient.
  • Document the procedure.

Applying Topical Nitroglycerin

  • Squeeze topical nitroglycerin onto an applicator paper and place it on the skin, do not massage.

Transdermal Patches

  • Transdermal patches provide a controlled release of medication.
  • Wash hands and put on gloves.
  • Position the patient.
  • Apply the topical disk or patch.
  • Application frequency varies depending on the drug and order.
  • Wash hands after application.
  • Label the disk with the time, date, and nurse initials to avoid confusion with scheduling.

Sublingual and Buccal Tablets

  • Sublingual tablets are placed under the tongue.
  • Buccal tablets are held in the buccal cavity.
  • Both offer rapid absorption and onset of action; action is usually systemic.

Eye Medications

  • All medications used for the eye must be labeled ophthalmic and be sterile solutions.
  • Inspect the affected eye and clean away any exudate.
  • Expose the lower conjunctival sac.
  • Approach the eye from below.
  • Never touch the eye with the dropper or tube.
  • Apply gentle pressure on the inner corner of the eyelid for 1 to 2 minutes after application to prevent systemic absorption.

Administration of Ear Drops Considerations

  • All medications used for the ear must be labeled otic.
  • Ensure the ear is clear of wax.
  • Warm medication to room temperature before application.
  • For children younger than 3 years, pull the earlobe downward and back when administering eardrops.
  • For patients older than 3 years, pull the earlobe upward and back.
  • The patient should remain in position for a few minutes after application to allow for complete absorption.

Ear Drop Placement for 2 year old

  • Administer ear drops to a 2 year old by pulling he affected ear down and back.

Ophthalmic Drop Installation

  • Minimize the risk of systemic absorption of ophthalmic drops by placing a gloved finger against the inner canthus for 1 to 2 minutes after installation.

Nasal Spray Administration Instructions

  • Instruct the patient to blow their nose gently prior to use to clear passages.
  • For nose drops, position the patient lying down with head hanging over the edge of the bed/table/etc.
  • For nasal spray, the patient should be upright.
  • Block one nostril and shake the bottle, then insert the tip into the open nostril.
  • Spray while the patient inhales.

Nebulizers and Inhalers

  • Prepare the medication, and fully fill the nebulizer.
  • The patient exhales through pursed lips and then puts the nebulizer in their mouth, but do not seal completely.
  • The patient then inhales.
  • Metered-dose and dry powder inhalers all require following the specific instructions on the inhaler itself.

Dry Powder Inhaler Use

  • With a dry powder inhaler (DPI), a patient knows it is time to replace the inhaler when they do not notice symptom improvement after using the inhaler.

Vaginal Medication Administration

  • Have the patient empty the bladder before administration.
  • Wash hands and put on gloves.
  • Fill the applicator.
  • Place the patient in the lithotomy position, and elevate the hips with a pillow.
  • Spread the labia and gently insert the applicator or suppository.
  • Remain in position for 5 to 10 minutes after the application.
  • Wash the applicator with warm, soapy water after each use.

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