Psychology & Psychiatry

Cocaine adulterant may cause brain damage

People who regularly take cocaine cut with the animal anti-worming agent levamisole demonstrate impaired cognitive performance and a thinned prefrontal cortex. These findings from two recent studies at the University of Zurich ...

Neuroscience

Long-term cocaine addiction therapy developed

(MedicalXpress)—A team of researchers with the University of Kentucky has developed a long-term chemical treatment option for cocaine addiction. In their paper published in Proceedings of the National Academy of Sciences, ...

Addiction

Chronic cocaine use may speed up aging of brain

New research by scientists at the University of Cambridge suggests that chronic cocaine abuse accelerates the process of brain ageing. The study, published today 25 April in Molecular Psychiatry, found that age-related loss ...

Neuroscience

Carrots and sticks fail to change behaviour in cocaine addiction

People who are addicted to cocaine are particularly prone to developing habits that render their behaviour resistant to change, regardless of the potentially devastating consequences, suggests new research from the University ...

Medical research

Study examines nicotine as a gateway drug

A landmark study in mice identifies a biological mechanism that could help explain how tobacco products could act as gateway drugs, increasing a person's future likelihood of abusing cocaine and perhaps other drugs as well, ...

Neuroscience

Abnormal brain structure linked to chronic cocaine abuse

Researchers at the University of Cambridge have identified abnormal brain structures in the frontal lobe of cocaine users' brains which are linked to their compulsive cocaine-using behaviour. Their findings were published ...

Neuroscience

How serotonin curbs cocaine addiction

Contrary to common thinking, cocaine triggers an addiction in only 20 percent of consumers. But what happens in their brains when they lose control of their consumption? Thanks to a recent experimental method, neuroscientists ...

Medical research

Adulterated cocaine causing serious skin reactions

Doctors warned of a potential public health epidemic in a recent report on patients in Los Angeles and New York who developed serious skin reactions after smoking or snorting cocaine believed to be contaminated with a veterinary ...

Health

Hard to arouse, hard to calm down

A scale used to assess the behavior of newborns exposed to methamphetamine before birth might be able to identify those children who will develop problems later on, according to a study that will be presented Sunday, May ...

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