Typical Dose 20-40 mg
Interaction Risk Unknown
Detection Methods 1
Description
Phentermine is a psychostimulant of the substituted amphetamine class, widely used in medicine as a short-term appetite suppressant for weight management. It primarily acts by releasing norepinephrine and, to a lesser extent, dopamine. It carries risk of cardiovascular side effects, insomnia, and psychological dependence.
Effects & Dosing
Dosage
Oral
| Light | Common | Strong |
|---|---|---|
| 15-20 mg | 20-40 mg | 40-70 mg |
Duration
Oral
Onset 4h - 6h
After Effects 1h - 10h
Safety & Risks
Detection Times
| Method | Detection Window |
|---|---|
| Urine | 1–4 days |
Note: Prescription weight loss medication. Can cause false positives for amphetamines on immunoassay screening.
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