Pharmaceutical Calculations. Lab Alligation Medial and Alligation Alternate. Alligation is an arithmetical method of solving problems that involves the. Alligation is one of the simple and illustrative methods in pharmaceutical calculations for the pharmacy technicians. Dilution is a simple method. The pharmacy has in stock 3% coal tar ointment and coal tar. Remember, a pure product has Using alligation, calculate the amount of each available product.

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The hospital order says merely the following: Views Read Edit View history.

Pharmacy Math Alligation

The solution is just to find the weighted average by composition:. It is often more practical to dilute a known strength preparation than it would be to compound an entire preparation.

Calculate an appropriate dose.

The Coke has grams of sugar per liter, the Sprite has grams of sugar per liter, and the orange soda has grams of sugar per liter. The hospital order says merely the following:. Search Calculatioons search allows to you precisely focus your query. Every pharmacy calculations tutorial also includes appropriate solved examples to clarify key concepts.

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This is an example of alligation alternate because you want to find the amount of two ingredients to mix to pbarmacy a mixture with a given amount of fat.

Pharmacy Math Alligation Example 2

Alligation method is used to calculate: Here we can clearly observe that all pharrmacy terms are not expressed equal. The solutions should be mixed at a specific proportion in order to get required concentration.

This site uses cookies to provide, maintain and improve your experience. This video demonstrates key steps in performing calculations using the alligation method and provides pertinent examples. The unknown amount may be found by using alligation method. View All Subscription Options. Who do you need to go to in the pharmacy to see that this order is correctly processed?


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

Alligations — Soln volumes How many millilitres of a 1: Reconstitute dry powders to appropriate concentration. They are as follows: In this formula, A is the volume of ingredient A and a is its mixture coefficient i. An error in a calculation by a pharmacist could easily be the difference between life and death.

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Since the diluting solution is not given it can be considered as water. Please enter User Name. By using the pharmacy calculations resource you are well on your way to mastering pharmaceutical calculations and being able to solve any calculations question you encounter.

Before preserving your articles on this site, please read the following pages: James and John Knapton, et al. Prepare, concentrate, or dilute compounded medications accurately. Here you would find a bespoke pharmacy calculations tutorial for almost every pharmacy calculations topic you would need to learn.

You should develop several methods to check your work as you go. Anything quite different from your approximation should cause you to reexamine your work. Use daily for wound cleansing and dressing on right leg. Suppose a product of X percentage strength is to be prepared by mixing constituents of percentage Y Higher and Z lower.

Nemire, and Karen L. Since final weight of ointment is 15 g,the weight of the 1. You can use any pharmacy calculations tutorial to study concepts for the first time or include them as part of your review program for a pending assessment. It gives the weighed average percentage strength of a mixture resulting from components of known quantities and concentration.


Retrieved from ” https: Therefore 1 part of 1. 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.

This article incorporates text from a publication now in the public domain: Use this site remotely Bookmark your favorite content Track your self-assessment progress and more! There are a multitude of reliable resources for such material.

The desired strength always goes in the center square of the matrix.

Signs of infection are present and the decision has been made to irrigate the wound daily with modified Dakin’s diluted sodium hypochlorite solution and use it on the wound dressing. This video demonstrates key steps in performing calculations using the aliquot method and qllegation pertinent examples. From Wikipedia, the free encyclopedia.


Alligation is one of the simple and illustrative methods in pharmaceutical calculations for the pharmacy technicians. As you progress further into your pharmacy education and your career, you will become more comfortable with estimating what these answers allegahion be in a given situation and for a given patient, such that you can identify an unreasonable solution relatively easily.

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