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Impact of Vyvanse on sleep quality in adults1

Change in Pittsburgh Sleep Quality Index (PSQI) Global Score From Baseline to End Point1

Graph: Change in Pittsburgh Sleep Quality Index (PSQI) Global Score From Baseline to End Point

*Average of all doses tested

  • The PSQI is a self-rated questionnaire used to assess sleep quality and disturbances over a 1-month interval. The maximum PSQI global score is 21 and a score greater than 5 indicates poor sleep quality
  • All patients had poor sleep quality at the start of the study
  • Vyvanse demonstrated a slight decrease in PSQI global scores, indicating minimal impact on sleep quality
  • Reported incidence of insomnia was 27% in patients taking Vyvanse vs 8% placebo
  • 2% of patients taking Vyvanse discontinued the study due to insomnia

Vyvanse did not impact sleep quality
in the majority of adults as measured by PSQI 1
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References

  1. Data on file; LDX 038; Shire US Inc.
Shire