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309 Unit 2 > Drug Delivery Route > Flashcards

Drug Delivery Route Flashcards

1
Q

Examples of drug delivery

A

Eternal,
local,
parenteral,

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2
Q

Examples of eternal drug delivery

A

Capsules, tablets, sublingual, caplets feeding tube, enteric coated, and suppositories

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3
Q

Advantages of enteric drug delivery?

A

Safe, self administered, convenient, economical, and no invasive

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4
Q

Disadvantages of enteric drug delivery?

A

Slow on set of action, possible GI irritation, cannot be given to unconscious or uncooperative patients and may undergo extensive first pass metabolism

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5
Q

Examples of parenteral drug delivery

A

Internal, intravenous (IV), intramuscular(IM), inhalation, subcutaneous, transdermal, and transmucosal

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6
Q

Parenteral ophthalmic injection examples

A

Retrobulbar, sub conjunctiva, intracameral, intravitreal

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7
Q

Advantages of parenteral drug delivery

A

Rapid action, more predictable action, ease of administration to unconscious pts, avoid first pass metabolism, and avoids GI irritation

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8
Q

Disadvantages of parental drug delivery

A

May be painful, May damage nerve/ tissue, expensive, less safe, and asepsis must be maintained

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9
Q

Examples of local drug delivery

A

Ointment, cream, gel, paste, mucous membrane, and powder

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10
Q

Advantages of local drug delivery

A
  1. Low risk of systematic adverse effects
  2. Low risk of drug interactions
  3. Small amount of drug used
  4. Low coast
  5. Avoids first pass metabolism
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11
Q

Disadvantages of local drug delivery

A

Potential allergic contact dermatitis
Penetrates only targeted areas
Skin type impacts absorption speedy
Time consuming to apply

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12
Q

Advantages of innovative drug delivery

A

Improve compliance
Drug stays in the tissue even after the lens is removal
Continues drug delivery
Avoids need for surgery or drops
Not very invasive

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13
Q

What are the concerns of innovative drug delivery

A

Cost,
contact lens intolerance
Risk of infection
Type of delivery
Parenteral or topical

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14
Q

What are the three key steps of meditation instillation

A

Wash hands
Place cup in clean area
Do not touch tip of bottle/tube to eye

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15
Q

What is the cap colour of antibiotics

A

Tan

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16
Q

What is the cap colour of anti-inflammatory or steroid?

A

Pink

17
Q

What is the cap colour of mydiatics or cyclopegics?

A

Red

18
Q

What’s the cap colour of beta-blockers?

A

Yellow

19
Q

What is the cap colour of beta- blocker combination?

A

Dark blue

20
Q

What’s the colour of adrenergic agonists?

A

Purple

21
Q

What’s the cap colour of Miotics?

A

Dark green

22
Q

What’s the cap colour of Nonstroidal anti-inflammation?

A

Grey

23
Q

What’s the cap colour of carbonic anhydrase inhibitors?

A

Orange

24
Q

What’s the cap colour of Prostaglandin analogues

A

Turquoise

25
Q

Examples of OTC ophthalmic products

A

Artificial tears
ophthalmic vitamins
Contact lens solution
Antimicrobials
Diagnostic dyes
Hyperosmotics
Mast cell stabilizers
Antihistamine
Sympathomimetic decongestants

26
Q

What are the group 5 OTC products and used for?

A

Box indicates treatment of allergies Mast cell stabilizer
Used: histamine release
Product examp: opticrom and cromolyn eye drops

27
Q

Examples of OTC group 7 products?

A

Multi vitamins
Used: slow macular degeneration and manage dry eyes
Product examp: ocuvite, vitalux, and De(dry eye omega benefits)

28
Q

What are the ophthalmic adverse drug reactions for Bleph-10 (sulpha drug)

A

Skin irritation
Itching
Rashes
Allergic reactions

29
Q

Ophthalmic adverse drug reaction for pred forte/ maxidex

A

Elevated intraocular pressure (risk of glaucoma

30
Q

Ophthalmic adverse drug reaction for mydriacyl(tropicamide) / cyclogyl (cyclopentolate)

A

Allergic tea
Tachycardia
Dry mouth
Headache
Nausea/vomiting
Flushed skin
Blurry vision
Photophobia

31
Q

Ophthalmic adverse drug reactions of alphagan (brimonidine) / iopidine ( apraclonidine)

A

Large reduction in blood pressure foreign body sensation, eyelid and conjunctival edema allergic reaction

32
Q

Ophthalmic adverse drug reactions of timoptic (timolol) / betoptic (betaxolol)

A

Contact dermatitis, hives, rashes, bradycardia, arrhythmias, hypotension, bronchospasm

33
Q

Causes of dry diseases

A

Aging,
medications,
digital devices.
environment,
contact lenses,
LASIK surgery,
meibomian gland dysfunction (MGD)
Blepharitis,
Reduced aqueous production

34
Q

Examples of MGD

A

Thickened meibum
Pool oil layer
Tear evaporation

35
Q

Treatment for MGD

A

Hot compresses
Expression of meibomian glands
Omega 3 supplements
Artificial tears
Medications
Lipiflow

36
Q

Types of contact lenses

A

Soft contact lenses,
Hard lenses
Speciality lenses
Gas permeable lenses

37
Q

Contact lens solution

A

Multipurpose solution (MPS)
Hydrogen peroxide solution
Gas permeable care system
Rewetting drops for improving comfort

38
Q

T/F Multi purpose contact lens solution cleans soft lenses

A

True

39
Q

Hydrogen peroxide CL solution cleans any type of lenses

A

True

309 Unit 2 (3 decks)

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