Adelaide Cancer Centre oncologist Brian Stein said he had abandoned an attempt to complete the application process to provide the drug on a one-off basis and bemoaned the “arduous” process.

Scientists have called for further research into the effect of cannabis compounds on cancer cells after a teenage boy who was given the drug by his mother survived the disease.

Callie Blackwell said she decided to give cannabis to her son Deryn, who was suffering from a rare, aggressive form of leukaemia, to ease his pain and anxiety as he lay dying in a hospice.

After unsuccessfully requesting a prescription for a cannabis-based painkiller from a doctor, Ms Blackwell and her husband Simon met a dealer in a service station to buy some cannabis, which they prepared at home in a pressure cooker using instructions found online.

Argentina's Senate voted unanimously to legalize medical marijuana, joining the lower house and setting the country on course to become the latest to relax its laws on pot.

President Mauricio Macri is all but certain to sign the bill, which garnered an unusual level of cross-party support and was applauded by patients and their families.

A group of mothers with sick children burst into tearful applause in the Senate as lawmakers voted 58-0 to pass the bill.

"This is a dream fulfilled, an immense happiness because it will bring solace to patients," said Maria Laura Alasi, whose four-year-old daughter Josefina suffers from West syndrome, a form of epilepsy that causes her to have dozens of seizures a day.

Anybody whose has experienced a migraine headache knows they can be debilitating and painful. Moreover, the symptoms are often stubborn to pharmaceutical pain relievers. There is an effective plant-based alternative that also happens to be one of the most potent healing plants in the world.

Doctors have been treating migraines with medical cannabis since the 1840s, but U.S. marijuana prohibition has largely blocked the scientific community from doing much research on the subject until fairly recently.

A kidney patient in Maine has been taken off a transplant wait list for using medical marijuana.

State lawmakers are now considering a bill that would prohibit Maine hospitals from doing that, even though one local hospital says there are medical reasons to disqualify patients who use pot.

Garry Godfrey has Alport Syndrome, a hereditary disease which causes renal failure at a young age. He says it also causes debilitating pain, nausea and anxiety.

"I've tried so many pharmaceuticals and none of them worked, but the medical cannabis does,” Godfrey said. “It helps me function. It helps me take care of my kids."

Godfrey says he needs a new kidney and was put on Maine Medical Center's transplant list in 2003. In 2010 Maine Med adopted a new policy.

The West Virginia Senate passed a bill on Wednesday that would permit marijuana to be used for medicinal purposes in West Virginia.

Senate Bill 386, sponsored by Sen. Richard Ojeda, D-Logan, would create the West Virginia Medical Cannabis Commission, a group of lawyers, medical professionals, members of the public, and agricultural officials who would oversee regulation of medical marijuana in the state.

Rusty Williams, of the Nitro area, immediately burst into tears when he saw the bill had passed, 28-6.

“I’ve not felt this good since the day my oncologist said that I was in remission,” he said.

The Georgia General Assembly is on the cusp of expanding access to medical cannabis.

The House voted 167-4 Tuesday to pass a bill that would add six new diagnoses to the list of qualifying conditions for medical cannabis oil, including autism, AIDS, Tourette's syndrome, and Alzheimer's disease. However, many of the diagnoses will be restricted to when the condition is severe or in the end-stage.

Additionally, anyone in a hospice program, regardless of diagnosis, will be allowed access to marijuana oil that's low on THC, the chemical responsible for the marijuana high.

Village Cannabis Dispensary and Canadian Green both targeted.

Police raided two pot shops in Toronto Tuesday evening.

One of the raids was at the former Cannabis Culture at 461 Church Street, now called Village Cannabis Dispensary.

The other raid was at Canadian Green at Bloor Street West and Landsowne Avenue, said Constable David Hopkinson of the Toronto Police Service.Hopkinson did not provide any information about how much marijuana was seized. He said charges are pending and investigations are still open.

Proving that the West Coast has the best of everything, a San Diego-based company has just launched a load of cannabis-infused candy floss edibles.

B-Edibles have created cannabis-infused candy floss using 100mg vials of THC.

A far cry from the very chewy, badly baked hash brownies you spend most of your fresher year making, these bad boys are made with organic ingredients and come in a host of fancy flavours.