Related Experiment Videos
Patient misunderstanding of dosing instructions
N A Hanchak1, M B Patel, J A Berlin
1Hospital of the University of Pennsylvania, Philadelphia, USA.
Journal of General Internal Medicine
|June 1, 1996
Summary
Patients frequently misunderstand medication instructions written with hourly intervals. Prescriptions specifying daily dosing improve patient understanding and compliance, enhancing medication safety.
Area of Science:
- Pharmacy practice
- Patient safety
- Medication adherence
Background:
- Understanding medication instructions is crucial for patient safety.
- Current prescription labeling practices may lead to medication errors.
Purpose of the Study:
- To compare outpatient comprehension of medication dosing instructions.
- Investigate understanding differences between hourly versus daily frequency instructions.
Main Methods:
- Prospective cohort study with 500 outpatients at a university hospital pharmacy.
- Standardized interviews assessed patient understanding of prescription instructions.
- Compared interpretation of hourly (e.g., q6h) versus daily (e.g., qid) dosing frequencies.
Main Results:
- 77% of patients misinterpreted hourly dosing instructions (q6h).
- Only 0.99% of patients misinterpreted daily dosing instructions (qid).
- Misinterpretation persisted across patient subgroups, indicating a consistent issue.
Conclusions:
- Hourly medication dosing intervals are frequently misunderstood by outpatients.
- Outpatient prescription labels should specify daily dosing frequency for improved clarity.
- Clearer instructions enhance patient compliance and medication safety.