Speed is one of the street names for a group of drugs known as 'amphetamines'. It is a stimulant, and generally gives the user increased energy, lack of appetite, and insomina.
Mephedrone is a stimulant closely related to Ecstacy and Speed.
depressant
depressant
It doesn't have a stimulant effect. It is a analgesic with "depressant" effect.
Depending on the Dosage, Nicotine is can be either a Depressant and Stimulant. With a low dosage it is a stimulant, where as with higher dosages it becomes a depressant.
No, it is a stimulant. It is the main component of methamphetamine, (commonly known as meth or speed).
Not a hallucinogen. It is either a stimulant, depressant or both depending on the strain.
No, a depressant lowers your heart rate, while a stimulant raises it.
Magic mushrooms are neither a stimulant or depressant. They are a hallucinogen.
Stimulant
cocaine is a stimulant.
stimulant