Key Takeaway
Medication errors are rarely caused by a single mistake — they're usually the result of multiple small failures in the system. The rights of medication administration are your last line of defense. Make them a non-negotiable habit, not a checklist you rush through.
The 9 Rights of Medication Administration
Most nursing programs teach the original "5 rights," but modern practice — and the NCLEX — recognizes up to 9. Know all of them.
Right Patient
Use two patient identifiers (name + DOB or MRN) before every administration. Never rely on room number alone.
Right Drug
Verify the medication name against the MAR. Be alert to look-alike/sound-alike (LASA) drugs — e.g., hydroxyzine vs. hydralazine.
Right Dose
Calculate independently. Double-check high-alert medications (insulin, heparin, chemotherapy) with a second nurse.
Right Route
Confirm the ordered route is appropriate. Never give an oral medication IV. Verify tube placement before enteral meds.
Right Time
Administer within 30 minutes before or after scheduled time (facility policy varies). Time-critical meds (antibiotics, insulin) must be exact.
Right Documentation
Document immediately after administration — never before. Record site, route, patient response, and any refusals.
Right Reason
Understand why the patient is receiving the medication. If the indication doesn't match the patient's condition, clarify with the prescriber.
Right Response
Assess the patient's response after administration. Document therapeutic effects and any adverse reactions. Follow up as needed.
Right to Refuse
Patients have the right to refuse medication. Document the refusal, educate the patient on consequences, and notify the prescriber.
Most Common Medication Errors — and How to Prevent Them
The Institute for Safe Medication Practices (ISMP) tracks medication errors nationally. These are the types that appear most frequently — and most often on nursing exams.
Use dimensional analysis. Have a second nurse independently verify high-alert medications. Use a calculator — never estimate.
Read the full drug name carefully. Many facilities use "tall man lettering" (e.g., hydrOXYzine vs. hydrALAzine). When in doubt, look it up.
Complete the full MAR review before leaving the medication room. Scan barcodes when available. Never skip documentation.
Oral syringes cannot connect to IV lines by design — use them. Verify tube placement before enteral administration.
Prioritize time-critical medications. Set reminders for PRN medications that require reassessment windows.
Electronic MAR reduces transcription errors. When taking verbal orders, use read-back confirmation. Avoid abbreviations.
High-Alert Medications: Extra Caution Required
High-alert medications have a narrow therapeutic index or high potential for serious harm if administered incorrectly. These require independent double-checks at most facilities.
Your Legal and Ethical Responsibilities
You are responsible for every medication you administer
Even if a physician ordered it, you are legally responsible for verifying the order is appropriate before giving it. "I was just following orders" is not a legal defense in nursing.
Report errors immediately
If a medication error occurs, report it immediately to the charge nurse and prescriber, assess the patient, document objectively, and complete an incident report. Early intervention can prevent serious harm.
Question unclear or unsafe orders
You have both the right and the obligation to question any order that seems inappropriate. Use SBAR to communicate your concern clearly. Escalate if needed.
Never document what you didn't do
Pre-charting (documenting before administration) is a serious violation. Document only after you have given the medication and assessed the patient.
Practice pharmacology questions
Pharmacology Test Banks Available
Practice medication administration scenarios in NCLEX-style questions — including high-alert medications and dosage calculations.
Browse Pharmacology Test Banks