The best replacement for dayquil is mucinex.

The best alternatives to dayquil are rated as following:
★★★★★  mucinex
★★★★★  sudafed
★★★★★  nyquil
★★★  robitussin
★★  tylenol cold
★★  alka seltzer plus
★★  theraflu
★  nightquil
★  tylenol cold and flu
★  mucinex dm
★  alka seltzer
★  sudafed pe
★  advil cold and sinus
★  dayquil severe
  benadryl
  mucinex d
  claritin d
  allegra d

Your alternative for dayquil is not listed? Suggest!
Speaking about dayquil, one probably shouldn't forget about pseudoephedrine.

Other search terms related to dayquil and their ratings are:
★★★★★ pseudoephedrine
★★★ claritin
★★ zpack
★★ mucinex
★ motrin
★ tamiflu
★ claritin d
★ mucinex d
★ excedrin
sudafed
azithromycin
You have in mind a companion for dayquil and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of dayquil in all years. Click on graph for more.
dayquil
mucinex
sudafed