After injecting moderate doses of the dissociative anesthetic into the animals, previously “awake” brain cells go dark, and those that had been dormant suddenly light up.

Levels of pharmaceuticals considered unsafe for aquatic organisms were found at more than one-quarter of sampling sites.

Researchers discover that bacteria break down medicinal compounds for their nitrogen, solving a mystery that has vexed aquatic veterinarians for years.

After eight weeks of exposure to ecologically plausible levels of methamphetamines, the fish tended to prefer meth-laced water over water without the drug.

A brazier and charred stones, thought to be part of burial ceremonies, preserve signs that people used the drug thousands of years ago.

A study in rats finds that tiny doses of the psychedelic drug DMT may yield positive effects for anxiety and depression, but there could be downsides too.

As Britain’s departure date from the European Union approaches, drugmakers are preparing for potential changes to regulatory procedures and border controls.

NIDA pharmacologist Michael Baumann explains how “unscrupulous vendors” hijacked compounds used in neuroscience and turned them into dangerous drugs.

The World Health Organization predicts the number of cases in Democratic Republic of Congo will rise up to 300 by July.  

Biotechs have developed enzyme replacements and genetically modified probiotics to treat patients with the rare metabolic disorder.

Lucemyra is the first non-opioid drug to be approved in the U.S. specifically for this purpose.

The scientists involved have hired lawyers to fight the conclusions of a recent investigation into some studies of Diovan in Japan.

Multidrug combinations lead to better results for cancer patients, but efficiently identifying them is proving difficult.

Pharmaceutical giant Sanofi to take over hemophilia drugmaker Biovertiv, while Celgene will buy cancer drugmaker Juno Therapeutics.

The immunotherapy, which targets CD22 on cancer cells rather than CD19, might prove useful in patients for whom previous T-cell treatments were unsuccessful. 

A coin toss decides the agency’s post-Brexit home once it departs from London.

Three weeks after Hurricane Maria hit the island, pharmaceutical plants are not back up to speed.

When it comes to thwarting roundworms, scientists find that combining four antiparasitic drugs in smaller doses packs a greater punch than the four drugs alone.

There is little evidence that full treatment durations discourage the development of drug-resistant bacteria.