Table Of ContentPharmaceutical
Compounding
and Dispensing
Chris Langley
Dawn Belcher
Langley and Belcher
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FASTTrack provides the ultimate lecture notes and is a must-have for all
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for forthcoming exams.
Pharmaceutical Compounding and Dispensing focuses on what pharmacy
students really need to know in order to pass exams, providing concise,
bulleted information, key points, tips and an all-important self-assessment
section which includes MCQs, case studies, sample essay questions and
worked examples.
Based on the successful textbook, Pharmaceutical Compounding and
Dispensing, this FASTTrack book has been designed to assist the student
compounder in understanding the key dosage forms encountered within
extemporaneous dispensing.
Pharmaceutical
Compounding and Dispensing
www.pharmpress.com
Visit the FASTTrack website www.fasttrackpharmacy.com
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Pharmaceutical Compounding and Dispensing
Pharmaceutical
Compounding
and Dispensing
Pharmaceutical
Compounding
and Dispensing
Christopher A Langley
Lecturer in Pharmacy Practice,
Aston University School of Pharmacy,
Birmingham, UK
Dawn Belcher
Teaching Fellow, Pharmacy Practice,
Aston University School of Pharmacy,
Birmingham, UK
Pharmaceutical Press
London • Chicago
Published by the Pharmaceutical Press
An imprint of RPS Publishing
1 Lambeth High Street, London SE1 7JN, UK
100 South Atkinson Road, Suite 200, Grayslake, IL 60030-7820, USA
© Pharmaceutical Press 2008
is a trade mark of RPS Publishing
RPS Publishing is the publishing organisation of the Royal Pharmaceutical
Society of Great Britain
First published 2008
Design and layout by Designers Collective, London
Printed in Great Britain by TJ International, Padstow, Cornwall
ISBN 978 0 85369 700 8
All rights reserved. No part of this publication may be reproduced, stored
in a retrieval system, or transmitted in any form or by any means, without
the prior written permission of the copyright holder.
The publisher makes no representation, express or implied, with
regard to the accuracy of the information contained in this book and cannot
accept any legal responsibility or liability for any errors or omissions that
may be made.
The right of Christopher A Langley and Dawn Belcher to be identifi ed
as the author of this work has been asserted by them in accordance with
the Copyright, Designs and Patents Act, 1988.
A catalogue record for this book is available from the British Library.
Contents
v
Introduction to the FASTtrack series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . viii
About the authors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .ix
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
2. Solutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
3. Suspensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
4. Emulsions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
5. Creams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .91
6. Ointments, pastes and gels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107
7. Suppositories and pessaries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .135
8. Powders and capsules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .151
Answers to self-assessment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .167
2: Solutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .167
3: Suspensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .172
4: Emulsions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .178
5: Creams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .184
6: Ointments, pastes and gels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .188
7: Suppositories and pessaries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .192
8: Powders and capsules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .196
Bibliography . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .201
Further reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .201
Appendices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .203
1: Glossary of terms used in formulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .203
2: Abbreviations commonly used within pharmacy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .205
3: Formulae contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .207
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .209
FASTtrack is a new series of revision guides created for undergraduate pharmacy
students. The books are intended to be used in conjunction with textbooks and
reference books as an aid to revision to help guide students through their exams.
They provide essential information required in each particular subject area. The
books will also be useful for pre-registration trainees preparing for the Royal
Pharmaceutical Society of Great Britain’s (RPSGB’s) registration examination, and
to practising pharmacists as a quick reference text.
The content of each title focuses on what pharmacy students really need to know in
order to pass exams. Features include*:
�
concise bulleted information
�
key points
�
tips for the student
�
multiple-choice questions (MCQs) and worked examples
�
case studies
�
simple diagrams.
The titles in the FASTtrack series refl ect the full spectrum of modules for the
undergraduate pharmacy degree.
Titles include:
Physical Pharmacy (based on Florence & Attwood’s Physicochemical Principles of
Pharmacy)
Managing Symptoms in the Pharmacy
Pharmaceutics: Dosage Form and Design
Pharmaceutics: Delivery and Targeting
Therapeutics
Complementary and Alternative Therapies
There is also an accompanying website which includes extra MCQs, further title
information and sample content: www.fasttrackpharmacy.com.
If you have any feedback regarding this series, please contact us at
