Dextropropoxyphene

darvocet, co-proxamol, coproxamol +2 more

opioiddepressanthabit-forming

An opioid analgesic that is an optical isomer of levopropoxyphene. Used to treat mild pain and often used for its antitu...

DiPT

diisopropyltryptamine

psychedelicresearch-chemical

A rare tryptamine psychedelic closely related to DMT, with the interesting property of having little visual hallucinatio...

Diazepam

valium

benzodiazepinehabit-formingdepressant

A very common and widely prescribed benzodiazepine with hypnotic and sedative qualities. The metre by which other benzod...

Dibutylone

inactive

Inactive....

Diclazepam

benzodiazepinehabit-formingdepressant

A benzodiazepine drug and analogue of diazepam first synthesised by Leo Sternbach at Hoffman-LaRoche in 1960, it has bec...

Diclofensine

ro8-4650

stimulantresearch-chemicaltentative

A triple monoamine reuptake inhibitor developed by Hoffman-LaRoche in the 1970s as an antidepressant but discontinued, p...

Diethyl ether

ether

depressanthabit-formingtentative

An industrial solvent which is sometimes used recreationally as a dissociative anaesthetic, with a short length of actio...

Dihydrocodeine

dhc

opioidhabit-formingdepressant

A weak semi-synthetic opioid analgesic and antitussive (anti-cough) drug. Often sold as a syrup in combination with aspi...

Dimemebfe

5-meo-bfe

research-chemicalpsychedelicempathogen

Related in structure to 5-MeO-DMT, yet much less potent. Described as feeling somewhat similar to mushrooms, with some e...

Dimenhydrinate

dimenhydrinate, gravol

depressantdeliriantcommon

A combination of diphenhydramine and a mild stimulant to counteract the drowsiness accompanied by typical medical use of...

Dimethylone

inactive

Inactive....

Diphenhydramine

diphenhydramine, dph, benadryl

depressantdeliriantcommon

An antihistamine which, when taken in smaller doses relieves allergies and insomnia. In larger doses works as a delirian...

Diphenidine

dpd

dissociativeresearch-chemicalhabit-forming

A dissociative anaesthetic related to ephenidine with similar qualities to PCP and ketamine. Has seen some popularity as...

Dipipanone

diconal

opioiddepressanthabit-forming

A powerful opioid of equivalent strength to morphine, rarely seen outside of medical environments. Often used to treat s...

Doxylamine

depressantdeliriant

A first generation antihistamine and anticholinergic, originally used to treat nausea and itching, and later as a sleep ...

EFLEA

stimulantresearch-chemicaltentative

Prodrug for EDMA. May be inactive....

EPT

ethylpropyltryptamine, n,n-ethylpropyltryptamine

psychedelictentativeresearch-chemical

Ethylpropyltryptamine a novel tryptamine, that is the structural homologue of DMT....

ETH-LAD

ethlad

research-chemicalpsychedelic

A psychedelic drug and slightly more potent analogue of LSD, first synthesised by Alexander Shulgin - sometimes describe...

Ephedrine

stimulanthabit-forming

Ephedrine is a sympathomimetic amine commonly used as a stimulant, concentration aid, decongestant, appetite suppressant...

Ephenidine

dissociativeresearch-chemicalhabit-forming

A dissociative drug which is less potent and less confusing than MXE but with otherwise similar properties. Reported as ...

Escaline

psychedelicresearch-chemical

First synthesised in the 50s, this uncommon drug was reexamined by David Nichols in the 1990s. It is an analogue of mesc...

Escitalopram

lexapro, cipralex

ssri

Estazolam

prosom, eurodin, elprazolam

benzodiazepinehabit-formingdepressant

A rarely prescribed medium-duration prescription benzodiazepine. Mainly used as a hypnotic, it can cause amnesia and low...

Eszopiclone

depressanthabit-forming

The d-isomer of Zopiclone, this drug is a potent hypnotic 'Z' drug often used to treat insomnia. High doses may cause am...

Total substances: 551 · Last synced: 12/28/2025