The ingredient is called phenylephrine, and it was only found to only be effective in nasal sprays, not oral medications. Here’s what phenylephrine is, a list of medications it’s found in and ...
In a separate session intravenous phenylephrine (200 μg) and l-methamphetamine (5 mg) were given to define alpha agonist pharmacology and bioavailability. Physiological, cardiovascular ...