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Precutaneous Administration
percutaneous drug administration
24
Pharmacology
Undergraduate 1
01/26/2021

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Cards

Term
What is percutaneous drug administration???
Definition
Applications of medication to the skin or mucus membrane
Term
What are the 3 methods of percutaneous administration?
Definition

1. Topical Application

2. Instillation of solutions onto the mucus membrane

3. Inhalation 

Term
What are the dose forms of TOPICAL MEDICATIONS
Definition

Dont Leave Cats Outside

  • Dressings
  • Lotions
  • Creams
  • Ointments
Term
What do we need to know about creams?
Definition
  • Nongreasy
  • Removed with water
  • Semisolid emulsions that contain medical agents for external application
Term
What do we need to know about lotions?
Definition
  • Soothing agents
  • Aqueous (water based) preparations that contain suspended materials 
  • Commonly used as soothing agents to protect the skin.
  • Relive rashes and itching.
  • Some have cleaning actions 
  • some have an astringent or drawing effect.
Term
How do you apply lotions to patients??
Definition
  • Gently but firmly pat on to skin rather than rub into skin to prevent increased circulation and itching.
  • Before applying SHAKE all lotions thoroughly!
  • Please use them sparingly to avoid waste :)
Term
What do we know about ointments??
Definition
  • Semisolid preparation of medical substances in an oily base such as Lanolin or petrolatum. (they are greasy!) (e.g., Vaseline, vapor rubs) 
  • Can be applied directly onto skin or mucus membranes 
  • Generally can not be removed easily with water 
  • The base helps to keep the medicinal substances in prolonged contact with the skin.
Term

What do we know about dressings? 

And I don't mean Ranch 

Definition
  • Several types of dressings are used to treat wounds.
  • dry gauze sponges, non-adherent gauze dressings, self-adhesive transplant films that act as a second skin, hydrocollied dressings.
  • Hydrogel dressings are used on partial and full thickness wounds and on skin that has been damaged by burns
  • Also exudate absorbers such as calcium alginate dressings manufactured from seaweed that can be used o n infection wounds.
Term
Wet DRESSINGS
Definition
  • Always completely remove the previous dressing.
  • Wring out wet dressings to prevent dripping and apply gauze in single layer directly to the wound surface.
  • For deeper wounds, pack the wound loosely with moist gauze sponges so that all surfaces are in contact with the moisture.
  • Apply a layer of dry gauze sponges and an absorbent pad to the area.
  • To secure a dressing that requires changes apply a binder or use Montgomery tapes.
Term
Patch Testing
Definition
A method that is used to identify a patient's sensitivity to contact materials.
Term
Patch testing...Tell me more!
Definition
  • suspected allergens (antigens) are placed in direct contact with the skin surface and covered with non-sensitizing, nonabsorbent tape.
  • Unless pronounced irritation appears, the patch is usually left in place for 48hrs and the removed. The site is left open to air for 15min and the "read".
  • A positive reaction is noted by the presence of redness and swelling called a wheal, which indicates an allergy to the specific allergen.
  • It may be necessary to read again after 3 days and again after 7 days to detect delayed reactions. 
Term
Nitroglycerin Ointment
Definition
  • DO NOT PLACE ON JOINTS!!
  • Specific instructions for nitroglycerin is currently the only ointment that is currently available for which dosage is critical to the success of use.
  • provides pain relief of anginal painful several hours longer than sublingual preparations.
Term

Administration of Nitroglycerin Ointment

Definition
  • Produce procedure protocols, don gloves
  • Select new application site (never same place)
  • Measure dose amount on application paper
  • Spread in thin layer, without rubbing
  • Cover area with plastic wrap and tape
  • Dispose of gloves and wash hands
  • Patient education 
  • Document 
Term
7 Rights of Drug Preparation
Definition

Iffy Patient Do Drugs Round The Day

  1. Right Indication
  2. Right Patient
  3. Right Drug
  4. Right Documentation
  5. Right Route
  6. Right Dose
Term
Transdermal Patch
Definition
  • Provides for the controlled release of a prescribed medication through a semipermeable membrane for several hours to 3 weeks when applied to intact skin.
  • Label disc with time, date, and nurse initials 
Term
Sublingual Tablets
Definition
Tablets that are designed to be placed under the lounge for dissolution and absorption through the vast network of blood vessels in the area.
Term
Buccal Tablets
Definition
Tablets designed to be held in the buccal cavity for absorption from the blood vessels of the cheek
Term
Advantage of Sublingual and Buccal tablets 
Definition
Rapid absorption and onset of action
Term
Medications for use in the eye are labeled what 
Definition
Ophthalmic
Term

True or False??

Ophthalmic solutions are sterile?

Definition
True!!
Term
What are medications that are used in the ear labeled as?
Definition
Otic
Term
Administration of Ear Drops
Definition
  • Ear Drops should be warmed to room tempter before use.
  • A separate bottle of ear drops should be used for each patient. 
Term
Administration of Eardrops
Definition
  • With Adults gently pull up on the upper lobe
  • With children who are less than 3 years old gently pull down on the lower ear lobe
Term
Patient teaching 
Definition
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