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Chemical Nomenclature
Common names Unisom, Doxylamine, Doxylamine succinate, Doxyl
Systematic name N,N-dimethyl-2-(1-phenyl-1-pyridin-2-ylethoxy)ethanamine
Class Membership
Psychoactive class Deliriant
Chemical class Ethanolamine
Routes of Administration

WARNING: Always start with lower doses due to differences between individual body weight, tolerance, metabolism, and personal sensitivity. See responsible use section.

Bioavailability 24.7% [1]
Threshold 10 mg
Light 75 - 200 mg
Common 200 - 350 mg
Strong 350 - 600 mg
Heavy 600 mg +
Total 4 - 8 hours
Onset 20 - 60 minutes
Come up 30 - 90 minutes
Peak 1 - 4 hours
Offset 2 - 3 hours
After effects 2 - 24 hours

DISCLAIMER: PW's dosage information is gathered from users and resources for educational purposes only. It is not a recommendation and should be verified with other sources for accuracy.

  1. Andries Pelser, Douw G. Müller, Jeanetta du Plessis, Jan L. du Preez, Colleen Goosen. "Comparative pharmacokinetics of single doses of doxylamine succinate following intranasal, oral and intravenous administration in rats".