Mechanism of Action
Afrin, a.k.a. oxymetazoline, is an alpha adrenergic agonist that induces vasoconstriction. In that respect it is similar to phenylephrine. (http://www.drugbank.ca/drugs/DB00935, http://reference.medscape.com/drug/neosynephrine-iv-phenylephrine-iv-342444#10)
Read more about this topic: Afrin (nasal Spray)
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