Been taking tetrazepam (a not well-known benzo) for a few months (got them prescibed for neck problem), but never exceeded about 150mg at a time, which was already enough to get me sort of high, extremely relaxed in any case...decided the other day that I wanted to get really high though, took 300 mg (that's equivalent...
Tetrazepam
Encyclopedic
Encyclopedic
Typical encyclopedia coverage. Cross-reference for important decisions.
- 1 source
- 1 ROA with full dose ladder
- duration data present
- 17 combo interactions documented
- PubChem toxicity data
Encyclopedic
Typical encyclopedia coverage. Cross-reference for important decisions.
- 1 source
- 1 ROA with full dose ladder
- duration data present
- 17 combo interactions documented
- PubChem toxicity data
Summary
A benzodiazepine that has most of the properties of more common benzodiazepines. Yet was taken off the market in 2013. Has been noted to be more euphoric than most others.
Dose Information
| ROA | Light | Common | Strong | Heavy |
|---|---|---|---|---|
| Oral | 25-50mg | 50-100mg | 100-200mg | 200mg+ |
Light
Common
Strong
Heavy
Onset, Duration & After-effects
| ROA | Onset | Peak |
|---|---|---|
| Oral | 15-35 min | 6-10 hrs |
Effect Profile
Scores (1–10) curated from multiple sources:
- Effect keyword matching from PsychonautWiki catalog
- Weighted by importance: core (×3), major (×2), minor (×1)
Benzodiazepine
7.6
Intense
8/10
Strong euphoria and anxiolysis with mild sedation, low cognitive impairment
Anxiolysis
×3
8
anxiety suppression
reduced anxiety
muscle relaxation
Sedation / Relaxation
×2
5
sedation
muscle relaxation
Motor / Cognitive Impairment
×1
1
double vision
Euphoria / Mood Lift
×1
10
cognitive euphoria
euphoria
physical euphoria
disinhibition
Based on reports from:
Tolerance
Build-up
develops over 1–4 weeks of daily use; hypnotic tolerance faster than anxiolytic tolerance
Reset
weeks to months depending on half-life and duration of use; taper recommended
Tolerance Decay
Full tolerance
3d
Half tolerance
37d
Baseline
~60d
Acute tolerance: develops within a single session — the reset numbers above apply after sustained heavy use, not after one binge. Within-session tachyphylaxis usually resets largely overnight.
Effects
Positive
- Stimulation
- Physical euphoria
- Muscle relaxation
Negative
- Motor impairment
- Increased heart rate
- Nausea
- Vasoconstriction
- Respiratory depression
- Teeth grinding
- Sedation
Positive
- Reduced anxiety
- Cognitive euphoria
- Euphoria
- Anxiety suppression
- Wakefulness
Negative
- Anxiety
- Compulsive redosing
- Dizziness
- Thought deceleration
- Time distortion
Positive
- Increased music appreciation
- Increased libido
- Tactile enhancement
- Color enhancement
Negative
- Disinhibition
- Appetite suppression
- Dehydration
- Light sensitivity
- Double vision
- Dulled perception
Combinations
Cross-Check Tetrazepam with another substanceCommunity Trip Reports
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