<prompt> What is the most effective treatment in levodopa-induced psychosis?QuetiapineChlorpromazineTrifluoperazineHaloperidol  <response>: Levodopa induced psychosis Hallucinations,confusion in elderly patients Rx - Conventional antipsychotic agents Phenothiazines but worsens Parkinsonism , so not recommended Atypical antipsychotic agentsClozapine ,Quetiapine 