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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These video tutorials are designed for student pharmacists, pharmacists, pharmacy technicians, nursing students, nurses and other healthcare professionals. Procedure of Calculation a Draw a problem matrix a Insert methkd as shown a Subtract along the diagonals a Read along the horizontals The desired strength always goes in the center square of the matrix. Suppose a product of X percentage strength allegatoin to be prepared by mixing constituents of percentage Y Higher and Z lower.

Notes on the Use of Alligation Method in Pharmaceutical Practice

Pop-up div Successfully Displayed This div only appears when the trigger link is hovered over. Questions to follow up in this case include the following:.

How much sugar does the drink have? The desired strength is the strength of the preparation that one wishes to make. Estimate the final answer before beginning the work. The term alligation has its origin in Latin, alligatio which means the art of attaching and therefore refers to lines drawn during calculation to bind quantities together. 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.

Pharmaceutical calculations by alligation method

Not to be confused with allegation. Clorox bleach standard 5.

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. Since there are only two ingredients, there is only one possible way to form a pair.


Interpret osmolarity, isotonicity, and milliequivalents. Sign in via Shibboleth. They are as follows:. Each pharmacy calculations tutorial demonstrates key steps in analyzing and understanding the question, developing the most effective and efficient approach to solving the question, solving the question and reflecting on pharmcay question and solution.

Please enter User Name. Therefore 1 part of 1. Before preserving your articles on this site, please read the following pages: Preserve Articles is home of thousands of articles published and preserved by users like you. So in the above example we get: You should develop several methods to check your work as you go.

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With the exception of some pharmacokinetic expressions, most of the calculations you pharmact be expected to perform will be simple arithmetic.

This video demonstrates key steps in performing percentage concentration calculations and provides pertinent examples. As you progress further phxrmacy your pharmacy education and your career, you will become more comfortable with estimating what these answers should be in a given situation and for a given patient, such that you can identify an unreasonable solution relatively easily.

The hospital order says merely the following:. There are a multitude of reliable resources for such material. This video demonstrates key steps in performing calculations using the aliquot method and provides pertinent examples. It is often more practical to dilute a known strength preparation than it would be to compound an entire preparation.

On the other hand, many of the times we require an intermediate concentration from two different concentrations where allegation plays its role. Use daily for wound cleansing and dressing on right leg. Search within a content type, and even narrow to one or more resources.

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Dilution is a simple method for preparing a lower concentration from a solution of higher concentration. Every pharmacy calculations tutorial also includes appropriate solved examples to clarify key concepts.

Pharmacy Calculations Tutorial

What are the procedures in the pharmacy for double check on the calculations? How many millilitres of a 1: Please share this article, if you like. The solution is just to find the weighted average by composition:.

The ratio of the quantity of wine now left methov cask to that of water is Convert between the metric and common systems of measurement.

This page was last edited on 29 Octoberat Views Read Edit View history. Alligation medial is used in calculating the strength of the mixture of two or more components of different strengths. Search Advanced search allows to you precisely focus your query.

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. A general formula that works for both alligation “alternate” and alligation “medial” is the following: Eley A Eley, A. This video demonstrates key steps in performing calculations using the alligation method and calculagions pertinent examples.

Reconstitute dry powders to appropriate concentration.

This operation is performed three more times. Identify the data given. There are two types of alligation: Alligations — Soln volumes How many millilitres of a 1: