Pholedrine
      
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]
Metabolic pathways of methamphetamine
Pholedrine is one of 
methamphetamine's two immediate metabolites in humans.
 
 
 See also 
 References 
- ↑  http://www.chemicalbook.com/ProductChemicalPropertiesCB6216212_EN.htm
- 1 2  Bates, A. T.; Chamberlain, S.; Champion, M.; Foley, L.; Hughes, E.; Jani, B.; Mehta, H.; Smith, S. E. (1995). "Pholedrine: A substitute for hydroxyamphetamine as a diagnostic eyedrop test in Horner's syndrome". Journal of neurology, neurosurgery, and psychiatry 58 (2): 215–217. doi:10.1136/jnnp.58.2.215. PMC 1073320. PMID 7876854. 
 
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 Antagonists 1-PP Adimolol Aptazapine Atipamezole Atypical antipsychotics (e.g., asenapine, clozapine, lurasidone, paliperidone, quetiapine, risperidone, zotepine) Azapirones (e.g., buspirone, tandospirone) BRL-44408 Buflomedil Cirazoline Efaroxan Esmirtazapine Fenmetozole Fluparoxan Idazoxan mCPP Mianserin Mirtazapine NAN-190 Olanzapine Pardoprunox Phentolamine Phenoxybenzamine Piperoxan Piribedil Rauwolscine Rotigotine SB-269970 Setiptiline Spiroxatrine Sunepitron Tolazoline Typical antipsychotics (e.g., chlorpromazine, fluphenazine, loxapine, thioridazine) Yohimbine
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