AstraZeneca has doped its version of a COX-2 inhibitor with nitrous oxide--laughing gas--to soften the gastrointestinal blow.

FORBES: Magazine Article

Canisters of the so-called "laughing gas" were stolen after break-ins at two Borders hospitals earlier this week.

BBC: Boy racer link to hospital Nitrous Oxide thefts probed

The discovery of the so-called "laughing gas" was made at 11:15 beside the A7 at Ashkirk in Selkirkshire.

BBC: Borders 'laughing gas' found at roadside

The Advisory Council on the Misuse of Drugs is also calling for greater public awareness of the dangers of laughing gas - nitrous oxide - and helium.

BBC: Annihilation legal high 'should be banned'

The country's billions of dollars of gas reserves should have it laughing all the way to the bank.

BBC: Easy gas riches on hold for Iran