Summary
Haloperidol (trade name Haldol) is an antipsychotic drug used to treat a variety of mental disorders, such as schizophrenia, mania, bipolar disorder, delirium, psychosis, Tourette syndrome, as well as other disorders. It was first synthesized in 1958 by Paul Janssen from meperidine. Haloperidol is on the WHO Model List of Essential Medicines, the most important medications needed in a basic health system. It is also one of the most frequently prescribed typical antipsychotics and is sometimes carried by medical services as an emergency sedative.
Dose Information
| ROA | Light | Common | Strong | Heavy |
|---|---|---|---|---|
| Oral | 0.25-1mg | 1-5mg | 5-10mg | 10mg+ |
Light
Common
Strong
Heavy
Onset, Duration & After-effects
| ROA | Onset |
|---|---|
| Oral | 30-60 min |
Tolerance
Build-up
develops over 1–4 weeks of regular use
Reset
days to weeks depending on duration of use
Effects
Positive
- Stimulation
- Pain Relief
- Physical Euphoria
- Cough Suppression
Negative
- Motor impairment
- Sweating
- Respiratory Depression
- Sedation
- Itchiness
- Pupil Constriction
Positive
- Reduced anxiety
- Euphoria
- Mood lift
- Cognitive Euphoria
- Anxiety Suppression
- Dream Potentiation
- Focus enhancement
Negative
- Anxiety
- Constipation
- Compulsive Redosing
Positive
Negative
- Light sensitivity
- Disinhibition
- Appetite Suppression
- Decreased Libido
- Orgasm Suppression
- Acuity Suppression
- Appetite suppression
- Dulled perception
- Increased sexuality
- Visual and auditory hallucinations