TABLE 2

Effect of reviewed drugs on cocaine taking

Parentheses indicate the number of studies showing significant (and, in animal studies, selective) reductions in cocaine taking (numerator) out of total reviewed studies (denominator).

DrugAnimal LaboratoryHuman LaboratoryClinical Trials
Drugs that Target Monoamine Transporters
d-Amphetamine⇓(9/12)⇓(1/1)⇓(4/4)
 Methylphenidate−(0/2)⇓(1/1)−(1/3)
 Modafinil⇓(1/1)⇔(1/2)−(2/7)
 Desipramine−(0/1)−(0/1)⇔(1/2)
 Amantadine−(0/1)−(0/1)−(1/3)
Drugs that Facilitate GABA Function
 Baclofen⇔(5/8)⇔(1/2)⇔(1/2)
 Tiagabine−(0/1)−(0/1)−(0/2)
Drugs that Target Other Mechanisms
 Buspirone−(1/5)-(0/1)−(0/2)
 Buprenorphine⇓(6/8)⇓(2/2)⇔(2/4)
 Progesterone⇓(1/1)−(0/1)−(0/1)
  • ⇓, Drug selectively reduced cocaine taking in majority of reviewed studies. ⇔, Drug had mixed effects on cocaine taking across reviewed studies. −, Drug had no selective effect on cocaine taking in majority of reviewed studies.