Doses ranged from 10 to 40 milligrams (mg). Higher doses of phenylephrine ... Only oral formulations (such as tablets, capsules, and oral liquids) of phenylephrine are considered ineffective ...
Acetaminophen 325mg, dextromethorphan HBr 10mg, phenylephrine HCl 5mg; per liquiCap. See Contraindications. Hypertensive crisis with MAOIs. Increased risk of hepatotoxicity with ≥3 alcoholic ...