Ethylmorphine
Aliases: Dionine, Codethyline
Summary
Ethylmorphine is a Schedule II controlled substance in the United States and regulated internationally under Schedule III of the Single Convention on Narcotic Drugs. Contraindications include asthma, respiratory insufficiency, and age under 8 years. The substance is metabolized to morphine by CYP2D6, with significant inter-individual variation in conversion rates affecting efficacy and safety.
Dose Information
| ROA | Light | Common | Strong | Heavy |
|---|---|---|---|---|
| Oral | 40-50mg | 50-100mg | 100-200mg | 200mg+ |
Light
Common
Strong
Heavy
Onset, Duration & After-effects
| ROA | Onset | Peak | Offset | Total |
|---|---|---|---|---|
| Oral | 15-30 min | 45-90 min | 2-3 hrs | 3-5 hrs |
Effect Profile
4 reportsScores (1–10) curated from multiple sources:
- Effect keyword matching from PsychonautWiki catalog
- Weighted by importance: core (×3), major (×2), minor (×1)
Opioid
7.6
Intense
8/10
Strong euphoria and pain relief with moderate itching/nausea, mild sedation
Euphoria / Warmth
×3
10
physical euphoria
cognitive euphoria
euphoria
mood lift
Analgesia
×2
8
pain relief
analgesia
Sedation / Relaxation
×1
4
sedation
dream potentiation
Itching / Nausea
×1
7
nausea
constipation
dry mouth
Based on reports from:
Tolerance
Build-up
develops within days of regular use; analgesic tolerance faster than respiratory depression tolerance
Reset
7–14 days for partial reset; full reset may take weeks — tolerance loss greatly increases overdose risk
Tolerance Decay
Full tolerance
1d
Half tolerance
21d
Baseline
~35d
Effects
Aggregated from 4 Erowid experience reports
Positive Effects 1
Euphoria
100.0%
70%
Adverse Effects 0
Combinations
Ethylmorphine's nerd page
Pharmacology, chemical data, effect profiles, and more
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