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Two cases of hallucination in elderly patients due to a probable interaction between flu immunization and tramadol

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Conflict of interest

None.

Funding

The financial support by Agenzia Italiana del Farmaco (AIFA) and Regione Lombardia (ViGer Project, Vigilanza in Geriatria) is gratefully acknowledged.

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Correspondence to Sonia Radice.

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Paolo Pellegrino and Carla Carnovale contributed equally to the work.

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Pellegrino, P., Carnovale, C., Borsadoli, C. et al. Two cases of hallucination in elderly patients due to a probable interaction between flu immunization and tramadol. Eur J Clin Pharmacol 69, 1615–1616 (2013). https://doi.org/10.1007/s00228-013-1517-5

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  • DOI: https://doi.org/10.1007/s00228-013-1517-5

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