Miotics and mydriatics produce opposite effects on the pupil of the eye.Select the most appropriate statement about miotic and mydriatic drugs.

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Quizplus · Accepted Answer

Mydriatics:Phenylephrine 2.5%,and 10% (Neo-Synephrine,Mydfrin)promotes mydriasis (dilates pupil but permits focusing);used for objective examination of the retina,testing of refraction,easier removal of lens;and used alone or with a cycloplegic.Miotics:(1)Carbachol 0.01% (Miostat)is a potent cholinergic (constricts pupil);used intraocularly during anterior segment surgery;(2)Carbachol 0.75%,1.5%,2.25%,and 3% (Isopto Carbachol)is a potent cholinergic (constricts pupil);used topically for lowering intraocular pressure in glaucoma;(3)Acetylcholine chloride 1% (Miochol-E)is a cholinergic that rapidly constricts the pupil;used intraocularly during anterior segment surgery;reconstitute immediately before using;(4)Pilocarpine hydrochloride 1%,and 4%,which is a cholinergic (constricts pupil)used topically for lowering intraocular pressure in glaucoma.

Miotics and Mydriatics Produce Opposite Effects on the Pupil of the Eye.Select