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NR 566 Week 3 Questions & Answers(RATED A+)
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Treatment of glaucoma- beta blockers - ANSWER -approved for topical use in treating open-angle glaucoma are: Betaxolol, Carteolol, Levobunolol, and Timolol. -treat by reducing IOP which can slow or even stop the disease progression -lower IOP by decreasing production of aqueous humor Adverse ...

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  • September 4, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • nr 566 week 3 questions answersrated a
  • nr 566 week 3 stuvia 2024
  • treatment of glaucoma beta blockers answer a
  • adverse reactions of glaucoma beta blockers use

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  • NR 566

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NR 566 Week 3 Questions &
Answers(RATED A+)
Treatment of glaucoma- beta blockers - ANSWER -approved for topical use in treating open-angle
glaucoma are: Betaxolol, Carteolol, Levobunolol, and Timolol.

-treat by reducing IOP which can slow or even stop the disease progression

-lower IOP by decreasing production of aqueous humor



Adverse reactions of Glaucoma Beta Blockers use - ANSWER local stinging, conjunctivitis, blurred
vision, photophobia, and dry eyes

-bradycardia and AV heart block can also occur

-pulse should be monitored

-use caution with HF pts- can cause bronchospasms



treatment of otitis media - ANSWER Amoxicillin

-heating pads help (alternate with ice)

-avoid chewing (soft foods)

-lie on the affected side

-may not hear you

-avoid smoke

-May require PE (pressure equalizing) tubes to keep the middle ear drained. The ear tube (grommet)
stays in about 6 months and then falls out



How to treat someone with glaucoma and either asthma or COPD - ANSWER use only Betaxolol as
treatment of choice because its a beta 1 selective



S/S of Otitis media - ANSWER ear pain, fever, vomiting, anorexia, irritability, insomnia, and diarrhea

bulging tympanic membrane, inflammation, and swelling of the eustchian tube

, Otitis Externa (Swimmer's Ear) Bacterial s/s - ANSWER An infection of the outer ear, with severe
painful movement of the pinna and tragus, redness and swelling of pinna and canal, scanty purulent
discharge, ear fullness

common cause: pseudomonas aeruginosa and staph aureus



Treatment for Otitis Externa: Bacterial - ANSWER pain relievers, ear drops of acetic acid and alcohol,
if this treatment fails give cipro drops

oral meds is indicated if infection extends beyond the external auditory canal and involves the pinna.
Give oral cipro in pts over 18 years and cephalexin (Keflex) in children



Fungal/Otomycosis s/s Otitis Externa - ANSWER common pathogen: Aspergillus and candida

intense itching and redness w/w/o pain or hearing loss



Fungal/Otomycosis Otitis Externa Treatment: - ANSWER cleansing application of 2% acetic acid
solution 3-4 times a day for 7 days. If treatment fails prescribe 1% clotrimazole (Lotrimin) drops twice
daily for 7 days, if treatment fails prescribe oral antifungal such as itraconzole (sporanox) or
Fluconazole (Diflucan)



side effect for Benzoyl Peroxide and retinoids: - ANSWER local irritation including burning, blistering,
scaling, swelling and hypersensitivity reactions



Side effects of isotretinoin (accutane) - ANSWER nose bleeds, inflammation of the lips and eyes,
dryness of skin nose and mouth, high risk defects in fetus, do not use in pregnancy, and use
protection the sunlight, avoid ETOH



Treatment of eczema - ANSWER moisturizers and glucocosticoids (complications include skin
atrophy, hypopigmentation, permanent focal red lesions, and high doses of adrenal suppression



Treatment for Acne: mild - ANSWER Benzoyl Peroxide or topical retinoid (Vitamin A) or topical
combo therapy of benzoyl peroxide plus antibiotic or retinoid plus benzoyl peroxide



Treatment for Acne: Moderate - ANSWER topical combo



Treatment for Acne: Severe (Two agents) - ANSWER oral antibiotics (Doxycycline or minocycline) and
topical combo therapy of benozyl peroxide plus antibiotic or retiniod plus benzoyl or oral isotretinoin
(accutane)

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