phenylephrine

Recent studies find oral decongestant phenylephrine ineffective, posing dilemma for FDA. Reform may be needed in the OTC drug approval process.

Last month, an FDA advisory panel found that drugs with phenylephrine as the only active ingredient weren't effective, ...

Commentary “Experts have long doubted the effectiveness of phenylephrine,” which is a common ingredient in DayQuil, NyQuil, Sudafed, ...