A cannabis inhaler could help millions of insomnia sufferers doze off within 10 minutes, its inventor has claimed.
The new hand-held device squirts a dose of the drug into the lungs that is just enough to have a sedative effect without getting users high.
Researchers say their tests of the ICANsleep gadget show just one dose is all that is needed to work.
Furthermore, they claims participant of the study woke up refreshed with no unpleasant side-effects.
ICANsleep – which looks like an asthma puffer – costs around £100.
It is currently only available in Israel and California and could be marketed in Britain within a year where it is undergoing trials.
