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Design and Evaluation of EMPATHICA: A Chatbot for Enhancing Medication Literacy
Yuri Quintana1, Katherine Bloom2, Gyana Srivastava2,3
1Harvard Medical School, Boston, Massachusetts, USA.
AMIA ... Annual Symposium Proceedings. AMIA Symposium
|February 23, 2026
Summary
AI chatbots can improve health literacy by providing clear medication information. This study shows EMPATHICA, an AI chatbot, enhances patient understanding and engagement with drug instructions, potentially reducing hospitalizations.
Area of Science:
- Digital Health
- Artificial Intelligence in Healthcare
- Patient Education
Background:
- Health literacy significantly impacts patient outcomes, with many patients struggling to comprehend complex medication instructions.
- Poor comprehension of drug information contributes to medication non-adherence, leading to preventable hospitalizations and suboptimal treatment results.
- Digital health interventions, including AI-powered chatbots, offer a promising avenue for enhancing patient access to understandable and personalized medication guidance.
Purpose of the Study:
- To evaluate the usability, accessibility, and effectiveness of EMPATHICA, an AI-powered chatbot designed for patient-centric medication information delivery.
- To assess whether AI chatbot-generated responses improve patient comprehension and engagement with medication details.
- To explore the potential of AI-driven chatbots in bridging health literacy gaps and supporting informed medication use.
Main Methods:
- The study involved participants interacting with a web-based application featuring the EMPATHICA chatbot.
- Usability and accuracy were measured using qualitative and quantitative methods, alongside expert physician evaluation of chatbot responses.
- Participant interactions were observed to gauge comprehension and engagement levels.
Main Results:
- AI-driven chatbots demonstrate potential in simplifying complex medication information for patients.
- The EMPATHICA chatbot showed promise in improving patient understanding and engagement with medication instructions.
- Expert evaluation and user feedback provided insights into the chatbot's accuracy and usability.
Conclusions:
- AI-powered chatbots like EMPATHICA can effectively bridge health literacy gaps by delivering clear and accessible medication information.
- These tools have the potential to improve medication adherence and patient outcomes by enhancing comprehension.
- Further research into AI applications is crucial for supporting patient-informed medication management.
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