Whitney Houston died from accidental drowning and the effects of cocaine use and heart disease, the Los Angeles County Coroner's office said Thursday.

Defense chiefs from Canada, Mexico and the United States will hold a first ever joint meeting next week in Ottawa to discuss cooperation on counter-narcotics operations and disaster response efforts, officials said.

Greece will issue free condoms and syringes to heroin addicts to halt an alarming rise in new HIV cases, the health ministry said on Tuesday.

Voters in Guinea-Bissau cast ballots for a new president Sunday in polls seen a key test for the west African state whose chronic instability has fed a booming cocaine trade.

Guinea-Bissau began voting Sunday for a new president, an office nobody has held for a full five-year term in the west African state where chronic instability has fed a booming cocaine trade.

Former South Africa Twenty20 seamer Rory Kleinveldt admitted Friday that he took the banned drug cannabis last month.

The United States said Thursday it has contributed $1 million to a United Nations program to help probe, arrest and prosecute drug traffickers working in Afghanistan and Central Asia.

An exchange of ambassadors between Bolivia and the United States could take place as soon as this year, a top US official said Thursday.

The Afghan government has made progress in the last year in fighting drugs trafficking and cultivation, although the "gains remain fragile," a US State Department report said Thursday.

A type of fake pot has raised new health concerns in the United States after at least three users were hospitalized for kidney failure, authorities in the western state of Wyoming said Monday.

(Reuters) - Three young people have been hospitalized with kidney failure and a dozen others sickened in Casper, Wyoming, in an outbreak linked to a batch of the designer drug Spice, authorities said on Friday.

A top US trade official has put off a scheduled visit to Taiwan as local health authorities intensified checks on US beef imports containing a banned drug, officials said Friday.

(Reuters) - An assistant to an American television producer who died after taking contaminated cocaine in Uganda pleaded guilty on Thursday to drug possession, paid a fine and was freed, her lawyers said.

(Reuters) - People who suffer an episode of psychotic symptoms may want to steer clear of marijuana afterwards, according to a study from the Netherlands.

NEW YORK (Reuters Health) - People who suffer an episode of psychotic symptoms may want to steer clear of marijuana, a new study suggests.

WASHINGTON (Reuters) - A U.S. district judge on Wednesday allowed the Drug Enforcement Administration to suspend the distribution of controlled substances from Cardinal Health Inc's Lakeland, Florida, facility.

Every one of Britain's 900 Olympic and Paralympic athlets will be tested for banned drugs at least once ahead of the London 2012 Games it was announced Wednesday.

Every one of Britain's 900 Olympic and Paralympic athlets will be tested for banned drugs at least once ahead of the London 2012 Games it was announced Wednesday.

(Reuters) - A key court ruling is expected on Wednesday in an ongoing battle between Cardinal Health Inc and the Drug Enforcement Administration over how best to fight prescription drug abuse - one that could affect Cardinal's business for the next year.

(Reuters) - Troubled actress Lindsay Lohan says she is putting her bad girl image behind her and starting a fresh chapter in life, getting back to acting after recent years of personal turmoil that included arrests and stints in jail.