The practice at Buckingham Palace, used by royal household staff, had prescribed the medications after Mr Kingston complained of trouble sleeping following stress at work.

Julie – not her real name – has been using drugs for six years and was sleeping rough in the city centre when she spoke to BBC Scotland in December.

How you can help: You can sign up on the spreadsheet to lend or give gear including sleeping bags and sleeping pads.

Another had sleeping quarters along with discarded uniforms and a ceremonial banner with the Fatemiyoon’s green and yellow logo.

Last winter, two refugee applicants froze to death after sleeping on Toronto's streets.