APEA EENT exam 2023 with correct answers

For tx of blepharitis, pts should be instructed to apply erythromycin ointment to the affected eye using: A 1 cm ribbon 5 times daily for 7 days The ophthalmic preparation that is NOT available OTC is: Hydroxypropyl cellulose (Lacrisert), a lubricant Oseltamivir (Tamiflu) is an antiviral agent, further classified as a(n): Neuraminidase inhibitor The duration of action of ocular decongestants such as oxymetazoline (Visine-LR) is approximately: 6 hours-pts should be advised to apply 1-2 drops in the affected eye q 6 hours The mechanism of action for macrolides is to: block the dissociation of peptidyl tRNA from ribosomes 2nd generation antihistamines: have a variety of anti-inflammatory properties-including decreased mast cell mediator properties and downregulation of adhesion molecule expression After the administration of olopatadine (Pataday) ophthalmic for allergic conjunctivitis, contact lenses should not be inserted for at least: 10 minutes-do not insert if eyes are red Which of the following is NOT a mechanism of action of ocular steroids? Promotes capillary proliferation and dilation The mechanism of action of polymyxin B/trimethoprim ophthalmic is: Increased cell wall permeability/inhibition of nucleic acid and protein synthesis Sulfacetamide/prednisolone (Blephamide) is NOT indicated in: Ocular mycobacterial infection (ocular tuberculosis) The mechanism of action of pheniramine is that it: Antagonized histamine-1 receptors The duration of action of meclizine (Antivert) is: 8 hours-1st gen antihistamine , onset ~1 hr with half-life of 6 hours The mechanism of action for mast cell stabilizers is: Inhibition of histamine release and slow reacting substances of anaphylaxis The brand name for sulfacetamide ophthalmic is: Bleph-10 The vasoconstrictive properties of alpha- agonist medications make them beneficial for the tx of: Sinus congestion-used to reduce edema and inflammation within sinus cavities The generic name for Dramamine is: Dimehydrinate Which risk factor would NOT prohibit the NP from prescribing prednisolone acetate (Pred Forte)? Superficial punctate keratitis Which of the following organisms is NOT susceptible to sulfacetamide ophthalmic (Bleph-10)? Psuedomonas aeruginosa- does not provide adequate coverage against Neisseria species A medication that acts on the hypothalamus to produce antipyresis is: Acetaminophen