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Activity 4

This document outlines a laboratory activity for pharmaceutical calculations and techniques, focusing on the interpretation of medication orders and prescriptions. It includes objectives such as differentiating between medication orders and prescriptions, identifying prescription parts, and performing the block and divide method for preparing divided powders. The document also provides procedures for compounding prescriptions and interpreting various prescription formats.

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Madeline Miparanum
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58 views4 pages

Activity 4

This document outlines a laboratory activity for pharmaceutical calculations and techniques, focusing on the interpretation of medication orders and prescriptions. It includes objectives such as differentiating between medication orders and prescriptions, identifying prescription parts, and performing the block and divide method for preparing divided powders. The document also provides procedures for compounding prescriptions and interpreting various prescription formats.

Uploaded by

Madeline Miparanum
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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CPU – COLLEGE OF PHARMACY

PHAR1102 – PHARMACEUTICAL CALCULATIONS AND TECHNIQUES


LABORATORY

Name: Section: Group#:

ACTIVITY 4: Interpretation of Medication Order and Prescription

Objectives:
1. Differentiate medication order from prescription.
2. Identify the different parts of prescription.
3. Enumerate the different types of prescription.
4. Perform the block and divide method in preparing divided powders.
5. Apply Good Laboratory Practice in the preparation/compounding of paper
tablets.

Introduction:
Drugs may be dispensed in the powdered form for both oral and non-oral
administration.

Divided powders may be prepared by the pharmacist depending on the potency of


the drug substance. The pharmacist decides whether to weigh each portion of powder
separately before enfolding in a paper or to approximate each portion by using the block
and divide method.

Materials: To be brought by each student:


500mg paracetamol tablet 500mg of paracetamol tablet
Glassine paper Ziplock 7 x 10
Mettler balance Labelling materials
Mortar and pestle
Glass plate
Spatula

Procedures:
A. Prescription Compounding
1. Prepare the given prescription.

Rx
Paracetamol tab 500 mg
M. ft. m dose = 50 mg
Sig. 1 paper tab every 6 hours

2. Pulverize the paracetamol tablet in a mortar.


3. Place the pulverized powder in a glass/ ceramic plate.
4. Make a rectangular powder and divide.
5. Place each part in a paper tab or papelitos.
6. Enclose the papelitos in a plastic pouch.
7. Label accordingly.

1
CPU – COLLEGE OF PHARMACY
PHAR1102 – PHARMACEUTICAL CALCULATIONS AND TECHNIQUES
LABORATORY

A. Interpret the following:

1. Gtt. ii o.u. q.4h p.r.n pain

2. Minocycline HCl suso. 1 tsp. p.o q.i.d disq. After 5 d.

3. NPH U-100 insulin 40 U subc q.d. A.M.

4. Disp. Supp. Rect. No. xii

5. M. ft. Ung

B. Identify the Parts of the Prescription:

2
CPU – COLLEGE OF PHARMACY
PHAR1102 – PHARMACEUTICAL CALCULATIONS AND TECHNIQUES
LABORATORY

Guide Questions:

1. Enumerate the steps on how to perform the block and divide method.

2. What are the four basic types of powder paper used. Give its meaning and use.

3. What are the main parts of the Prescription?

4. What is the difference between Prescription and Medication Order?

3
CPU – COLLEGE OF PHARMACY
PHAR1102 – PHARMACEUTICAL CALCULATIONS AND TECHNIQUES
LABORATORY

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