A dodgy batch is doing the rounds, with nine hospitalisations in Christchurch on Saturday night.
Philippine police have killed 10 suspected drug peddlers in a single evening.
A study of almost 120,000 patients has found that drugs are effective in relieving depression.
He's calling for an end to "human rights mumbo-jumbo" to get the job done.
New figures suggest 30 people died after synthetic drug use in the past nine months.
"This addiction is debilitating - one of our subjects couldn't go for half an hour without smoking synthetics."
"You can't just say, 'Cannabis is legal, there are no rules'."
It follows criticism of the ways that drugmakers market addictive painkillers.
Police have dubbed the man's strike #PooWatch.
Tests at festivals found would-be ecstasy users weren't getting what they paid for.
Local opioid-related deaths have jumped 33 percent from 2001 to 2012.
Mr Booth was instrumental in clearing Arthur Allan Thomas of the Crewe murders in 1980.
More than 100kg of cocaine was recovered from January to November.
The raids will be a big hit to terror organisations, the head of NZ's naval fleet says.
He accepted a shot from a stranger, and ended up in hospital.
The Govt is open to the idea, but scientists are warning it's not as easy as it sounds.