Alligation Math in basic pharmacy tech math. is a method of solving a slightly complicated algebra problem. Sometimes it is called “Tic-Tac-Toe” math. Some calculations used in pharmacy in which the strength of a diluted portion of Alligation; Arithmatical method of solving problems that involves the mixing of. Alligation is one of the simple and illustrative methods in pharmaceutical calculations for the pharmacy technicians. Dilution is a simple method.

Author: JoJomuro Fekus
Country: Swaziland
Language: English (Spanish)
Genre: Music
Published (Last): 14 May 2012
Pages: 254
PDF File Size: 10.19 Mb
ePub File Size: 19.72 Mb
ISBN: 609-1-43370-734-8
Downloads: 7484
Price: Free* [*Free Regsitration Required]
Uploader: Keran

Sometimes, a simple calculation using alligation allows us to calculate the amount of diluent to be added to an already prepared higher strength preparation to form the strength desired.

On the other hand, many of the times we require an intermediate concentration from two different concentrations where allegation plays its role.

Notes on the Use of Alligation Method in Pharmaceutical Practice

If your institution subscribes to this resource, and you don’t have a MyAccess Profile, please contact your library’s reference desk for information on how to gain access to this resource from off-campus. Questions to follow up in this case include the following: Alligation is a rapid arithmetic method used to solve problems that involve mixing two products of different strengths to form a product having a desired intermediate strength.

Hence 5g of 1. How many milliliters of Clorox would be needed to make a gallon of this irrigation? Retrieved from ” https: Convert between the metric and common systems of measurement. In this formula, A is the volume of ingredient A and a is its mixture coefficient i. The desired strength always goes in the center square of the matrix. Therefore 1 part of 1. Join with us Get the latest updates and posts Follow us at.

Related Posts  AIEEE PROSPECTUS 2012 PDF

These video tutorials are designed for student pharmacists, pharmacists, pharmacy technicians, nursing students, nurses and other healthcare professionals. This equation proves the line diagram method of alligation is correct and most suitable in such calculation.

Please enter User Name. By using this site, you agree to the Terms of Use and Privacy Policy. Alligation medial is merely a matter of finding a weighted mean. This video demonstrates key steps in performing dilution and concentration calculations and provides pertinent examples. When 8 liters are drawn out, the volume of wine is reduced by 8 X liters while the total volume of liquid remains unchanged as it is re-filled with water.

Dilution is a simple method for preparing a lower concentration from a solution of higher concentration. This video demonstrates key steps in performing milliequivalent calculations and provides pertinent examples. Estimate the final answer before beginning the work. You should develop several methods to check your work as you go.

Last, you are expected to be able Prepare, concentrate, or dilute compounded medications accurately. Since the diluting solution is not given it can be considered as water. Reconstitute dry powders to appropriate concentration. This operation is performed three more times.


Utilize the aliquot method for solids and liquids. The desired strength calcklations the strength of the preparation that one wishes to make. Suppose a product of X percentage strength is to be prepared by mixing constituents of percentage Y Higher and Z lower.


The solutions should be mixed at a specific proportion in order to get required concentration.

This page was last edited on 29 Octoberat Here you can publish your research papers, essays, letters, stories, poetries, allkgation, notes, reviews, advises and allied information with a single vision to liberate knowledge. Upon completion of the chapter and exercises, the student pharmacist will be able to.

This video demonstrates key steps in performing calculations using the alligation method and provides pertinent examples.

Pharmacy Math Alligation

Alligation method is used to calculate: Views Read Edit View history. Sign in via Shibboleth.

Alligation alternate is more complicated and involves organizing the ingredients into high and low pairs which are then traded off. Accessed December 31, An error in a calculation by a pharmacist could easily be the difference between life and death. Alligation is an old and practical method of solving arithmetic problems related to mixtures of ingredients.

Anything quite different lharmacy your approximation should cause you to reexamine your work. That being said, the importance of not making errors in your arithmetic cannot be overemphasized.