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A 30-year-old member asked:

does synephrine have the same decongestant effect as neo-synephrine?

1 doctor answer1 doctor weighed in
Dr. Bennett Werner
Cardiology 44 years experience
No: Synephrine is an amphetamine precursor used for weight loss. Neosynephrine (phenylephrine) (phenylehphrine) constricts blood vessels and is used as a decongestant when applied topically to the nosal mucosa or orally in pharmacologic doses

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Last updated Jul 8, 2012
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