Template:SubstanceBox/DXM&DPH

The skeletal formula of dextromethorphan.

The skeletal formula of diphenhydramine.

Chemical Nomenclature

Class Membership

Psychoactive class

Deliriant and Dissociative

Chemical class

Morphinan and Antihistamine

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.

⇣ Oral
Dosage
Threshold	100 / 100 mg
Light	200 / 200 mg
Common	300 / 300 mg
Strong	400 / 400 mg
Heavy	500 / 500 mg
Duration
Total	6 - 8 hours
Onset	20 - 60 minutes
Peak	3 - 6 hours
Offset	3 - 5 hours
After effects	2 - 5 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.