Library
4-CMA
The stimulant that is the N-Methyl Derivative and prodrug of the neurotoxic para-Chloroamphetamine.
Also known as: Para-Chloromethampetamin, P-chloromethampetamin, PCMA, Ro 4-6861, N-methyl-4-chloroamphetamine
Classification
- Chemical: Amphetamine
- Psychoactive: Dissociative
- Psychoactive: Stimulant
- Tag: Research-Chemical
Effects
- Stimulation
- Insomnia
- Teeth Grinding
- Jaw Tension
- Increased Heart Rate
- Numbness
- Euphoria
- Anxiety
- Talkativeness
- Alertness Enhancement
- Disconnection
- Dissociation
- Light Sensitivity
- Open Eye Visuals
- Auditory Distortion
- Closed Eye Visuals
- Warping
Routes of Administration
Oral
Dosage
- Heavy: 45 mg+ (strongly discouraged)
- Light: 5–15 mg
- Common: 15–30 mg
- Strong: 30–45 mg (not recommended)
- Threshold: ~5 mg (allergy test only; not a safety guarantee)
Duration
- Onset: 0.33-1 h
- Peak: 1-3 h
- Offset: 3-7 h
- After Effects: 2-24 h
- Total Duration: 3-7 h
Harm Reduction
Check interactions before mixing substances, pay attention to dose spacing and hydration, and treat all dosage guidance as approximate rather than guaranteed safe.
Sources
Substance data is aggregated from the following public harm-reduction and reference sources.
Links
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