Pseudoephedrine
Aliases: pseudoephrine
Summary
Widely sold as a decongestant, and one isomer of Ephedrine. It is not generally considered to have any recreational value. Is also used in the synthesis of Methcathinone and Methamphetamine.
Dose Information
| ROA | Light | Common | Strong | Heavy |
|---|---|---|---|---|
| Oral | 30-60mg | 60-90mg | 90-120mg | 120mg+ |
Light
Common
Strong
Heavy
Onset, Duration & After-effects
| ROA | Onset | Peak | Total |
|---|---|---|---|
| Oral | 10-90 min | 2-12 hrs | 2.2-13.5 hrs |
Effect Profile
21 reportsScores (1–10) curated from multiple sources:
- Effect keyword matching from PsychonautWiki catalog
- Validated against 21 Erowid trip reports
- Weighted by importance: core (×3), major (×2), minor (×1)
Stimulant
8.5
Intense
8/10
Strong stimulation, euphoria, anxiety/jitters, and focus
Stimulation / Energy
×3
10
stimulation
wakefulness
alertness enhancement
Euphoria / Mood Lift
×2
10
physical euphoria
euphoria
cognitive euphoria
motivation enhancement
Focus / Productivity
×2
9
focus enhancement
motivation enhancement
thought acceleration
Anxiety / Jitters
×1
10
anxiety
increased heart rate
teeth grinding
vasoconstriction
Based on reports from:
Tolerance
Build-up
develops over days to weeks of regular use
Reset
3–7 days for acute tolerance; longer for full reset
Tolerance Decay
Full tolerance
1d
Half tolerance
10d
Baseline
~18d
Effects
Aggregated from 21 Erowid experience reports
Positive Effects 7
Euphoria
42.9%
70%
Stimulation
42.9%
70%
Body High
23.8%
70%
Music Enhancement
19.0%
70%
Color Enhancement
14.3%
70%
Focus Enhancement
14.3%
70%
Tactile Enhancement
14.3%
70%
Adverse Effects 7
Anxiety
61.9%
70%
Confusion
33.3%
70%
Increased Heart Rate
23.8%
70%
Sweating
19.0%
70%
Headache
19.0%
70%
Memory Suppression
19.0%
70%
Nausea
14.3%
70%
Combinations
Pill Identifiers
5
known pill identifiers on record — view imprints, colors, shapes, and images
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