THEY are not desi votaries of acid guru Timothy Leary's positive views on mind-altering substances. But the conclusions drawn at the national workshop on 'Cannabis—Health Damage and Legislative Options' at the All India Institute of Medical Sciences (AIIMS), Delhi, that cannabis does not have adverse health effects may come as a shock to those who prescribe a blanket war against all categories of drug abuse. At the same time, the workshop's recommendations to the Home Ministry to reconsider existing laws may open the door to 'legalising' drugs from the female Cannabis Sativa plant—ganja, charas and bhang.