Canna~Fangled Abstracts Cannabis as Secondary Drug Is Not Associated With a Greater Risk of Death in Patients With Opiate, Cocaine, or Alcohol Dependence. 2016 Oct 6. Fuster D1, Sanvisens A, Bolao F, Zuluaga P, Rivas I, Farré M, Tor J, Muga R. Author information Abstract…Freedom WaresOctober 6, 2016