Risperidone may worsen fluoxetine-treated OCD.

@article{Andrade1998RisperidoneMW,
  title={Risperidone may worsen fluoxetine-treated OCD.},
  author={Chittaranjan Andrade},
  journal={The Journal of clinical psychiatry},
  year={1998},
  volume={59 5},
  pages={255-6}
}