§2.6.9 · Chemicals › Dissociatives

MXP

Methoxphenidine

Also known as 2-MeO-Diphenidine

Acute: High riskDependency: Moderate risk

Images

Quick reference

Routes

Oral

Form

Pill

Shulgin rating

++*

Duration

Onset

30 Minutes

Total duration

7 Hours

Experience

Primary effects

Induces a sedated headspace, causing dreamy drifting and difficulty maintaining focus.
Creates a sense of physical insentience, numbness, and analgesia with occasional tactile sensations.
Reality becomes weird, accompanied by a feeling of warmth, comfort, and a mellow headiness.

Peak character

Characterized by strong disconnection and a floating sensation.
Mind can easily navigate to relaxing realms; a sense of wonder is present.
Ability to focus on a subject and fall into it, then emerge back into self-awareness, allowing for control over the experience.

Negatives / side effects

High doses are reported to be associated with seizures; exercise extreme caution.
Can cause significant blood pressure elevation; monitor carefully.
Unpredictability and inconsistency have been noted, requiring a cautious approach to dosing. Deaths have been associated with its use.

Aftereffects / comedown

Lingering numbness, headiness, and body analgesia continue as a gentle, floating pleasure.
Can experience chilliness, cold/clammy hands, and vasoconstriction.
May lead to vivid, immersive dreams or nightmares if taken close to sleep, extending and intensifying dream content.

Reference dosage

Reference ranges from third-party harm-reduction databases. Individual response varies enormously — start lower than you think.

Any route

threshold	15mg+
light	40mg+
common	75mg+
strong	120mg+
heavy	200mg+

Reagent testing

Recommended reagents

Mecke Mandelin Marquis

Expected reactions

Mecke	Blue/green
Mandelin	Orange/brown
Marquis	Orange/brown

Adulterant detection: Methoxphencyclidine — PCP-class. Standard dissociative battery.

PCP-class dissociative. Standard battery applies.

Source

Reference fields and narrative for MXP extracted from The Drug Users Bible by Dominic Milton Trott (MxZero Publishing, 2022).

drugusersbible.com

Harm reduction notice

This platform provides educational and harm-reduction information adapted from public reference material. It does not endorse, encourage, or facilitate drug use. It is not medical advice. If you or someone near you may be in a medical emergency, contact local emergency services immediately.