The best replacement for doxylamine is diphenhydramine.

The best alternatives to doxylamine are rated as following:
★★★★★  diphenhydramine
★  chlorpheniramine
★  promethazine
★  phenergan
★  hydroxyzine
  dimenhydrinate

Your alternative for doxylamine is not listed? Suggest!
Speaking about doxylamine, one probably shouldn't forget about vitamin b6.

Other search terms related to doxylamine and their ratings are:
★★★★★ vitamin b6
★★★ pyridoxine
You have in mind a companion for doxylamine and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of doxylamine in all years. Click on graph for more.
doxylamine
diphenhydramine
chlorpheniramine