Abilify, Seroquel, Zyprexa, Risperal – these are among the atypical antipsychotics for which Americans paid $10 billion in 2008. $6 billion of that was for off-label use. The FDA only approves drugs when their safety and efficacy have been tested for specific conditions. For example, an antipsychotic might be approved for the treatment of schizophrenia. […]