IF you're expecting medical marijuana to be a panacea you may be disappointed.

But a review of nearly 80 clinical trials found there was some evidence cannabinoids, one of the active constituents of cannabis, can help patients deal with nausea and vomiting.

The drug can also help in the reduction of pain.

Some patients reported increased adverse affects including dizziness, dry mouth, nausea, fatigue, somnolence, euphoria, vomiting, disorientation, drowsiness, confusion, loss of balance, and hallucination.

The study, published in the Journal of the American Medical Association by authors including Penny Whiting, concluded that  there was moderate-quality evidence to support the use of cannabinoids for the treatment of chronic pain and spasticity.

It found there was little evidence to show that cannabinoids were associated with improvements in nausea and vomiting due to chemotherapy, weight gain in HIV infection, sleep disorder

The Federal Government announced in October it would move to allow the controlled cultivation of cannabis for...