The purpose of this study is to explore how the timing of procedural sedation medications influences patient comfort and satisfaction with sedation.

Participation in this study will included be randomly assigned to one of two groups (long and short) within standard of care. Each group will observe a time interval between receiving procedural sedation medications and the start of the procedure. A trained observer will evaluate patient experience during the procedure and at the end of the procedure we will ask the participant 3 brief questions about the experience. All other information collected about the experience during the procedure will occur as part of usual care. No further activities will be asked as part of this study. All study activities will occur during a scheduled visit and participation is complete once questions have been answered.

Inclusion Criteria:

• English speaking
• Coming to Duke University for Cardiac Catheterization

Exclusion Criteria:

-

Adult patients coming to Duke University for Cardiac Catheterization