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What Is Medication Reconciliation?

Medication reconciliation is the process of comparing a patient's current medicine list with new or existing medical orders. The goal is to find and fix omissions, duplicates, dosing errors, and drug interactions. It is commonly done during care transitions, such as hospital admission, transfer, discharge, or a new clinic visit. It helps create a more accurate medication list for the patient and care team.

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What Is Medication Reconciliation?

Medication reconciliation is the process of comparing a patient's current medicine list with new or existing medical orders. The goal is to find and fix omissions, duplicates, dosing errors, and drug interactions. It is commonly done during care transitions, such as hospital admission, transfer, discharge, or a new clinic visit. It helps create a more accurate medication list for the patient and care team.

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How Does Medication Reconciliation Work?

The process starts by collecting the best possible list of medicines the patient takes. This list can include prescriptions, over-the-counter medicines, vitamins, supplements, inhalers, eye drops, patches, injections, and herbal products. The clinician or pharmacist compares that list with active orders or new prescriptions. Differences are reviewed so the final plan is clear.

When Is Medication Reconciliation Done?

Medication reconciliation is done when care changes from one setting or clinician to another. Common times include hospital admission, discharge, transfer between units, surgery visits, emergency department visits, and specialist appointments. It is also useful after medication changes or when several prescribers are involved. The process can reduce mistakes that happen when medicine lists are incomplete or outdated.

What Information Should Be Included?

A medication list should include the medicine name, dose, route, schedule, reason for use, and how the patient actually takes it. It should also include allergies, past serious reactions, stopped medicines, and recent dose changes. Pharmacies, pill bottles, refill records, caregiver input, and discharge paperwork can help confirm details. Clear documentation helps the next clinician understand what changed and why.

Why Medication Reconciliation Helps Safety

Medication reconciliation can catch missing medicines, duplicate therapy, wrong doses, and unsafe combinations. It is especially helpful for older adults, patients taking several medicines, and people with chronic conditions. It can also prevent confusion after discharge when old and new instructions conflict. Patients can help by bringing an updated medicine list to visits.

FAQs About Medication Reconciliation

Who Performs Medication Reconciliation?

Medication reconciliation can be performed by clinicians, pharmacists, nurses, or trained care team members. Pharmacists can be especially helpful for complex medicine lists.

Why Is Medication Reconciliation Done at Discharge?

Discharge is a high-risk time because medicines can be started, stopped, or changed. Reconciliation helps the patient leave with clearer instructions.

Should Supplements Be Included in Medication Reconciliation?

Yes, supplements, vitamins, herbal products, and over-the-counter medicines should be included. They can interact with prescriptions or change side effect risk.

What Should You Bring for Medication Reconciliation?

Bring an updated medication list, pill bottles, patches, inhalers, eye drops, injection records, pharmacy information, and allergy details. Caregiver notes can also help when the list is complex.

Reference

Medication Reconciliation. NCBI Bookshelf. https://www.ncbi.nlm.nih.gov/books/NBK2648/. Date Accessed June 3, 2026.

Standard Operating Protocol for Medication Reconciliation. World Health Organization. https://cdn.who.int/media/docs/default-source/patient-safety/high5s/h5s-sop.pdf. Date Accessed June 3, 2026.

The High 5s Project Medication Reconciliation Implementation Guide. World Health Organization. https://cdn.who.int/media/docs/default-source/patient-safety/high5s/h5s-guide.pdf. Date Accessed June 3, 2026.

Inpatient Transitions of Care: Challenges and Safety Practices. Agency for Healthcare Research and Quality PSNet. https://psnet.ahrq.gov/primer/inpatient-transitions-care-challenges-and-safety-practices. Date Accessed June 3, 2026.

National Patient Safety Goals Effective January 2025 for the Hospital Program. The Joint Commission. https://digitalassets.jointcommission.org/api/public/content/9be383450fc941df806b76c5fbdd9ae6. Date Accessed June 3, 2026.