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Ocular Pharma # 5
Anesthesia and Drug Retention
Question | Answer |
---|---|
To anesthetize the lids, a block of what nerve is utilized? | Facial |
What block effects vision? | Retrobulbar |
Anesthetics works by? | Blocking sodium channels |
What type of anesthetic agent is best only for topical anesthesia? | Esters |
What anesthetic is the only one that is dispensed in small dose minims? | Pontocaine |
What do we add to the anesthetic to prolong its affect and to decrease side effects? | 1:1000 Epinephrine |
List the side effects of anesthetic agent. (7) | Ringing in the ears / Light headedness / Blurred vision / Nervousness / Trouble breathing / Convulsions / Cardiovascular Collapse-loss of bp |
What is the generic name for Pontocaine ? | Tetracaine |
What is the generic name for Xylocaine? | Lidocaine |
What is the brand name for Ophthaine? | Proparacaine |
What anesthetic is used in topical fluorescein eye drops? | Benoxinate |
What tissue (Inflamed or Non-Inflamed) are easier to anesthetize? | Non-Inflamed |
What is the difference between a regional and a local block? | A regional block will block the area of the nerve supply- Facial nerve block, etc. A local block only blocks the area surrounding the injection. |
What are some viscoelastics? | Chondroitin sulphate / Sodium hyaluronate / Hydroxypropyl methylcellulose |
Name 2 hyperosmotic agents. | Glycerine and 5% Sodium Chloride |
Name 2 cycloplegics. | Tropicamide and Scopolamine |
Name 2 Mydriatics. | Phenylephrine and Hydroxyamphetamine |
Generic name for Rev Eyes®. | Dapiprazole |
Intraocular irrigating fluid. | BSS (Balanced Salt Solution) |
Mucolytic agent. | Acetylcysteine |
Myasthenia diagnostic drug. | Edrophonium |
Name 2 Anti-cholinesterase drugs. | Edrophonium and Echothiophate |
Name 2 miotic drugs. | Acetylcholine and Carbachol |
What drug is a retinal diagnostic drug with iodine? | Indocyanine green |
What drug is a retinal diagnostic drug without iodine? | Infracyanine green (and Fluorescein) |
What stains the conjunctiva? | Lissamine Green and Rose Bengal |
What stains both the conjunctiva and the cornea? | Lissamine Green, and Rose Bengal |
What stains the anterior lens capsule? | Trypan Blue |
What comes in a 1 cc minums? | Pontocaine (he had lidocaine as the answer but I think he made a mistake) |
Name a vasoconstrictor for "red out" eye drops. | Naphazoline |