Fenethylline

Summary sheet: Fenethylline

Chemical Nomenclature

Common names

Fenethylline, Captagon

Substitutive name

amphetaminoethyltheophylline

Systematic name

[[systematic name::1,3-dimethyl-7-[2-(1-phenylpropan-2-ylamino)ethyl]purine-2,6-dione]]

Class Membership

Psychoactive class

Stimulant

Chemical class

Amphetamine / Xanthine

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
Bioavailability	39.2%^[1]
Threshold	10 mg
Light	20 - 40 mg
Common	40 - 100 mg
Strong	100 - 200 mg
Heavy	200 mg +
Duration
Total	3 - 4 hours^[1]
Onset	90 - 120 minutes^[1]

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.

Interactions

Alcohol

GHB

GBL

Opioids

Cannabis

Caffeine

Ketamine

Methoxetamine

Psychedelics

Cocaine

DXM

PCP

25x-NBOMe

2C-T-x

5-MeO-xxT

DOx

Tramadol

aMT

MAOIs

Fenethylline is a prodrug of both amphetamine and theophylline, known under the brand names Captagon, Biocapton and Fitton. It is primarly produced in Syria.^[2]

[abuse_study-1] 1.0 ^1.1 ^1.2 https://onlinelibrary.wiley.com/doi/full/10.1111/bcpt.12584

[2] ttps://web.archive.org/web/20230605043558/https://www.aljazeera.com/news/2023/5/9/what-is-captagon-the-addictive-drug-mass-produced-in-syria

[1]

[2]

Fenethylline

Navigation menu

Search