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Ophthalmology

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Refraction and Optics

Question
11 out of 41
 

Which of the following is a parasympathomimetic and miotic drug? (AIIMS Nov 2012)



A Timolol
B Prazosin

C Pilocarpine
D Phenylephrine

Ans. C Pilocarpine

1. PILOCARPINE is a parasympathomimeticQ drug that directly stimulates cholinergic receptors.

1. It produces Contraction of the sphincter iris muscle, resulting in miosis;

2. constriction of the circular fibresofciliary muscle, resulting accommodation; and

3. Reduction in intraocular pressure is due to increase in the outflow and a decrease in the inflow of aqueous.

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