SIG Speak
Prescription Parts
Data Entry Workflow
Calculations
Spot The Error
100

What does 1 tab PO BID mean?

Take 1 tablet by mouth twice daily

100

What is a SIG?

The directions for use

100

What is the first step in entering an Rx?

Verify and select correct patient profile

100

1 tab po qid x 10/7 - what is dispense qty?

40

100

“Amoxicillin 500 mg – Take 1 tablet once by mouth for 10 days.”
What’s the issue?

Frequency should be clarified to say once daily

200

Translate 1 gtt OU BID

Instill 1 drop into each eye twice daily

200

How can a prescriber indicate if there are no substitutions allowed?

Write "no sub" and initial beside
200

What is a DUR warning and when do they appear?

An alert that indicates a potential issue with the medication being dispensed and after hitting fill Rx

200

15 mL po TID x 5/7 - what is auth qty?

225

200

Missing patient DOB in the system.
Why is this a problem?

Risk of selecting wrong patient/insurance won't accept

300

Translate 1 neb (1 mL) po q4-6h prn

Inhale the contents of 1 nebule (1 mL) via nebulizer every 4 to 6 hours as needed

300

Name 2 things that need to be on an Rx to be valid

  • Name and address of the patient, or in the case of a herd of animals, a unique identifier or the location of the herd
  • Drug or blood product name
  • Drug strength, if applicable
  • Dosage, if applicable (how much patient takes/uses for each dose)
  • Route of administration, if applicable
  • Quantity of drug or blood product to be dispensed
  • Directions for use
  • Number of refills authorized (and interval between each refill, if applicable)
  • Prescriber’s name and phone number
  • Prescriber’s signature, in the case of a written prescription, and the
  • Date of the prescription
  • Withdrawal time if prescription is for an animal that may enter the food chain and
  • Number of animals treated if the prescription is for a herd of animals
300

You see 2 patients with the same name. What do you check next?

Verify date of birth/phn/address/etc

300

Apply to affected area(s) BID - 45g tube

What is days supply?

15

300

Entered drug form is “tablet,” but Rx says “solution.”
What type of error is this?

Wrong dosage form

400

“Take 2 tsp PO QID for 10 days” — how many mL per dose?

10 mL

400

How long is a Triplicate good for?

3 days

400

You are entering an Rx and notice the directions are indicated as "as directed" what should you do?

Enter "as directed" in the sig then research the common instructions for that medication

400

Inhale the contents of 1 nebule (2.5 mL) by mouth every 6 hours. Dispense 3 boxes of 50 mL - what is the disp qty AND days' supply?

150 mL - 15 days

400

Entered 160 tablets as a 30-day supply for sig of “1 tab Q6H.”
What is the error and how would you correct it? 

EITHER:

wrong qty - should be 120 tablets

wrong days' supply - should be 40 days

500

What does “Sig: 1 tab qhs for insomnia” instruct the patient to do?

Take 1 tablet by mouth at bedtime for insomnia

500

What do I need to do if a prescription is missing information?

Contact the doctor for clarification

500

How many characters are required in the "client ID" section when entering an insurance through Alberta Blue Cross?

10

500

A 150 mL bottle has 250 mg/5 mL. The patient takes 500 mg TID. How many days will 1 bottle last?

500

Triplicate written Jan 12, 2026 for 30 tablets dispensed every 28 days. Rx brought to pharmacy on Jan 29, 2026, and patient requesting 90-day supply. What are the errors?

1. Rx is expired (expired Jan 15, 2026)

2. Cannot fill 90-day supply (dr. specified dispense every 28 days)