&quot;The Three Stigmata of Palmer Eldritch&quot; is a fascinating book, as so much of P.K. Dick&#x27;s stuff is.<p>Another interesting drug, or rather drug system, is the one used by enhanced Culture people in Iain M. Banks&#x27; amazing novels. People are modified to the extent that they can secrete a number of different drugs at will, or &quot;glanding&quot;, which allows them to get high&#x2F;drunk and sober again among other things.