APEA EENT 100% Solutions Test Questions

APEA EENT 100% Solutions Test Questions For tx of blepharitis, pts should be instructed to apply erythromycin ointment to the affected eye using: - ANSWER A 1 cm ribbon 5 times daily for 7 days The ophthalmic preparation that is NOT available OTC is: - ANSWER Hydroxypropyl cellulose (Lacrisert), a lubricant Oseltamivir (Tamiflu) is an antiviral agent, further classified as a(n): - ANSWER Neuraminidase inhibitor The duration of action of ocular decongestants such as oxymetazoline (Visine-LR) is approximately: - ANSWER 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: - ANSWER block the dissociation of peptidyl tRNA from ribosomes 2nd generation antihistamines: - ANSWER 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: - ANSWER 10 minutes-do not insert if eyes are red Which of the following is NOT a mechanism of action of ocular steroids? - ANSWER Promotes capillary proliferation and dilation The mechanism of action of polymyxin B/trimethoprim ophthalmic is: - ANSWER Increased cell wall permeability/inhibition of nucleic acid and protein synthesis Sulfacetamide/prednisolone (Blephamide) is NOT indicated in: - ANSWER Ocular mycobacterial infection (ocular tuberculosis) The mechanism of action of pheniramine is that it: - ANSWER Antagonized histamine-1 receptors The duration of action of meclizine (Antivert) is: - ANSWER 8 hours-1st gen antihistamine , onset ~1 hr with half-life of 6 hours The mechanism of action for mast cell stabilizers is: - ANSWER Inhibition of histamine release and slow reacting substances of anaphylaxis The brand name for sulfacetamide ophthalmic is: - ANSWER Bleph-10 The vasoconstrictive properties of alpha- agonist medications make them beneficial for the tx of: - ANSWER Sinus congestion-used to reduce edema and inflammation within sinus cavities The generic name for Dramamine is: - ANSWER Dimehydrinate