
Legal marijuana in the US may be less potent than packaging claims
12 April 2023
Tests of marijuana sold legally in Colorado found that most products contained significantly less THC, the main psychoactive component, than was listed on the packaging

12 April 2023
Tests of marijuana sold legally in Colorado found that most products contained significantly less THC, the main psychoactive component, than was listed on the packaging

24 May 2022
Even when cannabis is legalised, some users still prefer to stick with their usual illegal sources, which can be cheaper and easier to access

11 April 2022
A robot with thin magnetic plates at each end can be steered and compressed using external magnetic fields so it releases an accurate dose of medicine

10 March 2022
Trends in cigarette and e-cigarette use among 16 to 24-year-olds in England suggest that vaping doesn’t encourage more young people to start smoking

10 August 2020
A study in San Francisco has found that 17 per cent of deaths ascribed to cardiac arrest were actually caused by drug overdose, most commonly opioids

16 June 2020
Genetically modified goats can make the bowel cancer drug cetuximab in their milk, which could cut its high cost and allow more people to use it

17 January 2020
Addictive benzodiazepines are prescribed at 66 million doctors' appointments a year in the US – often with opioids, making it easier to fatally overdose

23 October 2019
More than 14 million prescriptions for benzodiazepine and z-drugs were made in England in 2017, with more being filled in areas of socio-economic deprivation

13 October 2019
An extract from cannabis called cannabidiol or CBD helped some people who were addicted to smoking the drug quit

8 July 2019
After seven US states legalised recreational use of marijuana, teenagers reported less use of the drug in anonymous surveys, perhaps because legal dispensaries require proof of age