Pholedrine (Paredrinol, Pulsotyl, Veritol), also known as 4-hydroxy-N-methylamphetamine (4-HMA), 4-hydroxymethamphetamine, and para-hydroxymethamphetamine,[1] is a drug that stimulates the sympathetic nervous system.[2] It is administered as a topical eye drop form for the purpose of dilating the pupil and can be used to diagnose Horner's syndrome.[2]

4-hydroxymethamphetamine is also a major metabolite of methamphetamine.

See also

References

  1. ^ "Pholedrine". National Library of Medicine. Retrieved 24 June 2023.
  2. ^ a b Bates AT, Chamberlain S, Champion M, Foley L, Hughes E, Jani B, et al. (February 1995). "Pholedrine: a substitute for hydroxyamphetamine as a diagnostic eyedrop test in Horner's syndrome". Journal of Neurology, Neurosurgery, and Psychiatry. 58 (2): 215–7. doi:10.1136/jnnp.58.2.215. PMC 1073320. PMID 7876854.