Hexobarbital
Limited data
Limited data
Sparse data. Doses and effects may be unreliable or untested.
- 1 source
- 1 ROA with full dose ladder
- duration data present
- PubChem toxicity data
- classified Tentative
Limited data
Sparse data. Doses and effects may be unreliable or untested.
- 1 source
- 1 ROA with full dose ladder
- duration data present
- PubChem toxicity data
- classified Tentative
Summary
Is a barbiturate that was once used for inducing anesthesia for surgery. It has a very rapid onset, and a short duration of effects.
Dose Information
| ROA | Light | Common | Strong | Heavy |
|---|---|---|---|---|
| Oral | 10-15mg | 15-20mg | 20-30mg | 30mg+ |
Light
Common
Strong
Heavy
Onset, Duration & After-effects
| ROA | Onset | Peak | Total |
|---|---|---|---|
| Oral | 1-2 min | 30-45 min | 30-45 min |
Tolerance
Build-up
develops over 1–4 weeks of regular use
Reset
days to weeks depending on duration of use
Tolerance Decay
Full tolerance
3d
Half tolerance
8d
Baseline
~14d
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
- Muscle relaxation
- Physical Euphoria
- Muscle Relaxation
- Pain Relief
- Anxiolysis
Negative
- Motor impairment
- Respiratory depression
- Ataxia
- Sedation
- Slurred speech
Positive
- Reduced anxiety
- Cognitive Euphoria
- Anxiety Suppression
Negative
- Amnesia
- Dizziness
- Delusions of sobriety
- Motor Control Loss
- Thought Deceleration
- Emotion Suppression
- Delusions of Sobriety
Positive
- Tactile Enhancement
- Increased Music Appreciation
- Color enhancement
Negative
- Disinhibition
- Decreased Libido
- Acuity Suppression
- Dehydration
- Light sensitivity
- Acuity suppression
- Dulled perception
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