The daytime tablets contain phenylephrine HCl, a nasal decongestant that won’t make ... we interviewed an otolaryngologist, a primary care physician, and an allergist: Dr. Geoff Trenkle, D.O ...

Decongestants come in oral tablets — like Sudafed or Mucinex — or nasal sprays like Afrin. A swollen, congested nose often accompanies a cold or allergies, which can make it hard to breathe or ...