Plus, you'll get examples of the various calculations made to determine the appropriate quantity of drug or solution that should be administered to patients. Whilst it’s important to take your time, it must be timed proportionally. 1 L = 1000 mL. Metaphorically speaking, pharmacy students should be able to think three-dimensionally about pharmacy alculations – understanding the nature of each problem; knowing what tools to apply; and applying the necessary critical thinking skills to bring the answer together. 2. 6 Easy Steps to Ace Dosage Calculations. Remember that not all information in a question needs to be used. Now that you have both quantities converted to units in mL, we can set up our ratio/proportion and solve. Easy Drug Dose Calculator is a FREE, simple, and easy to use package of calculations, and unit conversions for health science students, nurses, paramedics and other health professionals. Displacement Value Calculation: Six Easy Steps. I have a series of YouTube videos on pharmacy calculations, and I stress how this method can be used for so many different types of calculations. Pharmacy technicians work in a variety of locations, usually in hospital pharmacies but also sometimes in pharmaceutical manufacturers, insurance companies, computer software companies, or in government or teaching. Percent strength represents how many grams of active ingredient are in 100 mL. I don't know how to approach the problem. Pharmacy Math. 1000 mL ----------- = mL/hr = 41.6 ml/hr = 42 ml/hr for our pump rate 24 hours We need to give 3L of NS over 24 hours. Medical Dosage Calculations For Dummies tracks a typical dosage calculations course and provides helpful content in an approachable and easy-to-understand format. Sold by summerbreezebooks and ships from Amazon Fulfillment. Whether transcribing a provider’s instruction or filling a prescription, technicians are often required to convert a dosage strength or drug quantity to an entirely different unit of measurement. A script calls for 25 grams of Hydrocortisone cream 15%. infusion time (hr) = total volume (mL) ÷ flow rate (mL/hr) total volume (mL) = flow rate (mL/hr) × infusion time (hr) For example, if you must administer 1 L (1,000 mL) of fluid over 4 hours, use the first formula to calculate the flow rate, like so: flow rate (mL/hr) = total volume (mL) ÷ infusion time (hr) Some come from Khan Academy and others are YouTube uploads. infusion, TPN and dosages are very important in retail and institutional pharmacy settings. A Simple Guide to Calculations for Pharmacy Technicians. (I know that I just went tachycardic). We have compiled a collection of math videos found on the Web to help you pass the PTCB exam. Proportional Calculations You will use proportional calculations a lot in pharmacy, especially in the IV room. Never try to “memorize” formulae for the sake of it. Buy, free download PDF online, Kindle, epub and more. It takes time – often considerable time - to master pharmacy calculations, that’s for sure. We have compiled a collection of math videos found on the Web to help you pass the PTCB exam. Two words that send most nursing students anxiety through the roof: Dose Calc. Pharmaceutical Calculations Made Easy. Now in its Fourth Edition, Dosage Calculations Made Incredibly Easy! Are you looking towards or preparing for becoming a medical assistant or nurse? Concentrations of many pharmaceutical preparations are expressed as a percent strength. The truth is, due to the unpredictability of the NAPLEX, you may end up with very simple and straightforward calculations or get ques… Drug Calculation Questions R Sinclair, Pharmacy 18.8.2005. This interactive, media-rich tutorial was designed to teach you one of the most difficult subjects in nursing school. Simplifying How To Calculate a Medication Volume from a Concentration. These pharmacy calculations quizzes are a must have free resource designed to help you reinforce concepts studied while improving speed and accuracy in pharmaceutical calculations. Students must learn about doses, concentrations, moles and molarity, displacement values, biopharmaceutics and much more. You need to focus on your weaknesses to transform those weaknesses into strengths. 1. Some come from Khan Academy and others are YouTube uploads. Sample from Introduction to Pharmaceutical Calculations, 4th edition, published by Pharmaceutical Press Trim size: 156mm x 234mm IPC c04.tex V1 - 03/05/2015 9:59 P.M. To calculate the number of tablets, use the following formula: Strength required / Stock strength = Number of tablet (s) required. Formulae are helpful, but they often create their own sets of confusion. This program contains 12 educational modules, many of which directly address the effects of medications on the human body. Technicians must be able to take a prescription or physician’s order and determine a patient’s dose -- the amount of medicine taken at one time. To prepare for the PTCB or ExCPT exam, it's recommended to know math enough to work out complex word problems and some algebra. Study for the PTCB exam with free games and videos. Additional material will be made available in the near future including presentations templates and sample exams for some chapters. Reference Guide For Pharmaceutical Calculations Krisman www.pharmacyexam.com 6 * pH = pKa + log (salt/acid) or (ionized/unionized) (for weak acid) * pH = pKw - pKb + log (base/salt) (for weak base) * B = 2.3 x C Ka x H. 3. How would I calculate a rx for a 200unit/3ml pen if someone is injecting 50 units TID. Introduction. You will get caught out come exam day. So, let's get to it. It only takes about 3 hours to do the whole book. Identify reasons why nurses need to maintain competency in performing selected calculations even though technology and pharmacy support relieves nurses of performing calculations in many situations.

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