phenylpropanolamine norephedrine, norpseudoephedrine, beta-hydroxyamphetamine drug molecule. used as stimulant, decongestant and

adrenergic anorectic atomic atoms carbon chemical chemistry cold composition compound cough decongestant drawing flat formula hydrogen hydroxyamphetamine icon line loss molecular molecule nitrogen norephedrine norpseudoephedrine oxygen phenyl phenylpropanolamin phenylpropanolamine ppa prescription propanolamine skeletal slimming stimulant stroke structure vector weight