
At intoxicating doses, alcohol can decrease heart rate, lower blood pressure and respiration rate, and result in decreased reflex responses and slower reaction times.
Pharmacologically, ritalin works on the neurotransmitter dopamine, and in that respect resembles the stimulant characteristics of cocaine.
The designer drug "Ecstasy," or MDMA, causes long-lasting damage to brain areas that are critical for thought and memory, according to new research findings in the June 15 issue of The Journal of Neuroscience.
Patients are as physically dependent on methadone as they were to heroin or other opiates, such as Oxycotin or Vicodin.
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