PHR2021: Workshop 2

Prescription Recording and Pharm. Calcs

Objectives

  • Be familiar with procedures for extemp. products in pharmacies;
  • Become familiar with the “Batch and Prescription Record of Extemporaneous Prepared Product” pro forma;
  • Become proficient with calculations involving mmols, mEqs and mOsmols.
PHR2021: Workshop 2

Reminder (for extemp labs)

  • If you don't print your pro forma, you will NOT be allowed in
  • Complete the batch record and prescription
  • Read the prescription, fill out the pro forma and check APF/AMH/Martindale methods.
PHR2021: Workshop 2

Proforma

Proforma

  • Name
  • Date of manufacture
  • Product
  • Indication for use
  • Source of formula
  • Dosage check (APF, AMH)

Batch Record

  • Product Name
  • Batch Number
  • Batch Size
  • Ingredients
  • Directions
  • Storage
  • Expiry Date
PHR2021: Workshop 2

Exercise 1: Prescription and Batch Records

Prescription Pro Forma

  • Name: of the product. If it's APF then also record which APF.
  • Date of manufacture: Today. Date cannot be backdated.
  • Product: Type of the product (ointment? cream?)
  • Indication for use: Check prescription
  • Source of formula: APF, AMH, Martindale ...
  • Dosage check: especially needed if child
PHR2021: Workshop 2

Batch

  • Product name: same as the proforma
  • Batch number is not applicable since we're making it for one person
  • Ingredients: list all
  • Use: what role does each ingredient play
  • Formula: weight exactly written on your APF
  • QD: quantity dispensed, how much you actually make
  • Container: Light-resistant? air-tight? Clear?

Others

  • Remember that you're counselling on the product AND active ingredient
PHR2021: Workshop 2

Exercise 2

Ben Holioake
25 Browns Ave
Greenvale

Rx Calamine Lotion APF 24
Mitte 100 mL
Sig: Apply to rash prn
Dr A Beattie
45 Carrick Drive
Tullamarine
(11/03/2026)


A. Beattie

Patient info: Ben is an adult male who has a very itchy rash on his body.

PHR2021: Workshop 2
PHR2021: Workshop 2

Calamine Lotion APF24

calamine_lotion_APF24
PHR2021: Workshop 2

Prescription pro forma

Date Patient Name Address Prescription Batch No. Prescriber Presc. No. Dispenser
11/03/2026 Ben Holioake 25 Browns Ave, Greenvale Calamine Lotion APF 24 (100 mL) N/A A Beattie JYH01 JYH

Expiry: 28 days

PHR2021: Workshop 2

Batch Record

Ingredient Quantity Purpose
Calamine 15 g Anti-pruritic
ZnO 5 g Skin protectant
Bentonite 3 g Susp. agent
Na citrate 0.5 g Preservative
Liquefied phenol 0.5 mL Preservative
Glycerol 5 mL Emollient
Water to 100 mL Vehicle/Diluent
PHR2021: Workshop 2

Exercises 3 – 5

  • 10 minutes on each calculation
  • We'll go through the solutions together

APF24?? I checked from APF23 so please correct me if I'm wrong