The chemical Phenylephrine has a known molecular formula of C9-H13-N-O2. Synonyms may include: AI3-02402, Benzenemethanol, 3-hydroxy-alpha-((methylamino)methyl)-, (R)-, Benzyl alcohol, m-hydroxy-alpha-((methylamino)methyl)-, (-)-, EINECS 200-424-8, Fenilefrina [INN-Spanish], HSDB 3383 (ChemID). Phenylephrine has been assigned a MeSH pharmacological action of: Adrenergic alpha-1 Receptor Agonist.