PHENYLEPHRINE HYDROCHLORIDE INJECTION, USP 1%
CONTAINS NO ANTIMICROBIAL PRESERVATIVE
PHYSICIANS SHOULD COMPLETELY FAMILIARIZE THEMSELVES WITH THE COMPLETE
CONTENTS OF THIS INSERT BEFORE PRESCRIBING PHENYLEPHRINE HYDROCHLORIDE
Phenylephrine Hydrochloride, a synthetic sympathomimetic agent, is a
vasoconstrictor and pressor drug chemically related to epinephrine and
ephedrine that is available as a sterile solution for parenteral injection.
Each mL contains: phenylephrine HCl 10 mg, sodium metabisulfite 2 mg,
sodium chloride 3.5 mg, sodium citrate (dihydrate) 4 mg, citric acid (anhydrous)
0.914 mg, water for injection q.s. pH (between 3. 0 and 6.5) adjusted
with citric acid and/or sodium hydroxide. Filled under Nitrogen.
Chemically, it is (-)-m-Hydroxy-a-[(methyl
amino)methyl] benzyl alcohol hydrochloride.
It has the following molecular formula C9H13NO2
HCl with a molecular weight of 203.67.