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Medication Administration

The rights, the three checks, high-alert drugs, and what to do when you get it wrong.

The rights

Older texts list five. Most Canadian programs now teach ten, and the exam tests the additions as often as the originals.

RightThe question you ask
PatientTwo identifiers — never the room number
MedicationDoes the label match the order?
DoseIs this a reasonable dose for this person?
RouteIs this form giveable by that route?
TimeWithin the acceptable window?
DocumentationCharted after giving, never before
ReasonWhy is this person on this drug?
ResponseDid it do what it was meant to?
To refuseThe patient may decline
EducationDo they know what they're taking?

Right to refuse trips people up. A competent adult may refuse any medication. You educate, you document, you notify the prescriber. You do not persuade, hide it in food, or give it anyway.

The three checks

Check the label against the order:

  1. When you take it from the drawer or cart
  2. When you prepare or pour it
  3. Before you give it, at the bedside

Three checks against one source is not three checks. The order is the source of truth each time.

Two identifiers

Name and date of birth, or name and medical record number. Never the room number and never the bed number — patients move, and that is precisely when errors happen.

Ask the patient to state their name rather than asking "Are you Mrs. Kaur?" Unwell people say yes to almost anything.

High-alert medications

These cause disproportionate harm when they go wrong, and most require an independent double-check:

  • Insulin
  • Anticoagulants (heparin, warfarin)
  • Opioids
  • Concentrated electrolytes, especially potassium chloride
  • Chemotherapy
  • Neuromuscular blocking agents

Never give concentrated potassium chloride as an IV push. It is fatal. It is always diluted and infused, and this is one of the most consistently tested single facts in nursing pharmacology.

Before you give it

Some drugs need an assessment first, and skipping it is the error:

DrugCheck firstHold if
DigoxinApical pulse, full minute< 60 bpm in an adult
Beta blockersHeart rate and blood pressurePer parameters ordered
AntihypertensivesBlood pressurePer parameters ordered
InsulinBlood glucoseHypoglycaemic
OpioidsRespiratory rate, sedationRR < 12 or heavily sedated
WarfarinINRAbove range

When an error happens

  1. Assess the patient first. Always. Not the chart, not the phone.
  2. Notify the prescriber
  3. Complete an incident report
  4. Document the facts in the chart — what happened, what you assessed, who you notified

The incident report is a quality document, not part of the medical record. Do not chart "incident report filed" in the patient's notes.

Reporting an error is not optional and it is not a character failing. Systems improve from reported errors and cannot improve from hidden ones.