True about phenylephrine is:
Correct Answer: Increase peripheral resistance
Description: Ans: c (Increases peripheral resistance) KDT, 5 ed, p. 127Phenylephrine is a selective alpha 1 agonist.It causes vasoconstriction and therefore increases BP.No cardiac action.HR decreases due to reflex bradycardia.Mydriatic with no cycloplegia. Therefore preferred in elderly.Reduces IOT by constricting ciliary body blood vessels.Use: Orally administered nasal decongestant.
Category:
Pharmacology
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