Medical calculators, algorithms, pharmacokinetics, oncology

Medical Calculators - Internal Medicine

medical calculators 

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Cardiology heart Compounding (Alligation,Osmolarity) CONVERTERS, Conversions calculator Critical Care- Medical Formulas lungs Dermatology Disease Calculators (ATP IV, etc) Drip Rate calculators Drug Comparisons (ACE-inh,Statins) Drug Dosage / Substance Levels ELECTROLYTES and Fluids ENDOCRINE (Diabetes, thyroid, ...) FINANCIAL-retirement, mortgage finance Gastroenterology & Hepatology Geriatrics Hematology Home entertainment (TV,Speakers...) Infectious Disease bacteria icon Men's Health Neurology brain Nephrology NUTRITION (TPN, BMR calcs, Fiber) Oncology Pain Management Pharmacokinetics & CRCL kidney Psychiatry Rheumatology Statistics Urology

Cardiology   top of page

Advanced cardiac life support (PALS) - Pediatric
Albumin calculator
Alteplase (Activase) Calc
Argatroban Nomogram, DTIs, other
Arterial Oxygen Content -Oxygenation equation

ATP-III Adult Treatment Panel Calculator
ATP IV -ACC/AHA Latest cholesterol Guidelines
ATP-IV 10 year ASCVD risk -Pooled Cohortled

Body Fluid Volumes
CHADS2 Score: Stroke Risk in AFib
CHADS2-VASc Score: Stroke Risk in A. Fib.

Digoxin Dosing Calc
Digoxin- Steady state adjust
Framingham 10 Year Risk Calculator

Bleeding Risk

-HAS-BLED bleeding risk score
-HEMORR2HAGES Bleeding Risk Score


-Heparin Dosing- Affinity Health System
-Heparin Dosing Calculator -Detroit VAMC
-Heparin Dosing Calc -custom options available

ICU Drug Calculator - common therapeutic agents
INRs - ELEVATED (warfarin)
JNC 8 Guidelines calculator / Tool
Mean Arterial Pressure - MAP
Pooled Cohort equation -ASCVD risk
Phytosterol Calculator - Cholesterol new icon
Target heart rate calc

TIMI Risk Score ST-Elevation MI (STEMI).
TIMI Risk Score for Unstable Angina / NSTEMI.


-Warfarin Dosing Calc - Multiple nomograms
-Warfarin Dose Estimation Calc
-Warfarin maintenance Dose consult tool hot
-Warfarin Inpt Nomogram and Dose Estimation

Wells Clinical Prediction Rule  (DVT)
Wells Clinical Prediction Rule for (PE)

Compounding top of page

Alligation calculator- (Solutions and topicals)
Alligation Calculator(double) - useful in pediatrics

Drip Rate Table Creator - Single column
Drip Rate calc -multiple-columns

Epidural recipes / calc

Can 5 grams of MgSO4 be added to 100mL D5W and infused peripherally?

>Osmolarity Calc-powerful tool

Conversions top of page

Benzodiazepine Converter
Conventional and S.I. Unit Converter
Corticosteroid Converter- anti-inflam. potency
English - Metric Conversions
HbA1c to Plasma Glucose - eAG

Opioid Conversions Calc (original - single agent)
Opioid (Pain Mgmt) Converter Advanced hot

Temperature Conversions

Critical Care top of page

Alveolar-arterial Gradient (Aa) Gradient calc
Anion Gap calculator - Metabolic acidosis
APACHE II-severity-of-disease classification
Arterial Oxygen Content -Oxygenation
BICARBONATE deficit calculator
CRCL - Multi-calc hot Multiple clearance values
Digoxin Dosing Calc
Energy Requirements in ICU pts- Ireton-Jones
Ethylene Glycol Toxicity
Free Water Deficit
Henderson-Hasselbach calc
Heparin Dosing
ICU Drug Calculator
Magnesium Dosing
Mean Arterial Pressure (MAP)
Phosphate dosing
Urinary Indices - Renal failure index / FE-Na

Dermatology: top of page

Topical Corticosteroids Potency Selector

Disease Calculators: top of page

ATP-III Adult Treatment Panel Calculator
ATP IV -ACC/AHA Latest cholesterol Guidelines
ATP-IV 10 year ASCVD risk -Pooled Cohort

Child-Turcotte-Pugh Score -chronic liver disease
IBS review with Rome III & Rome IV calcsnew icon
Mayo Scoring System
MELD Score
Ransons Criteria
Stool Osmotic Gap

Drip Rate Calculators: top of page

Drip Rate Table Creator - Single column
Drip Rate calc -multiple-columns

Drug Comparisons: top of page

Drug Equivalents / Comparsions (home)
Angiotension II Receptor Blockers (ARBs)
Benzodiazepine Dose Conversions
Beta Blockers
HMG - CoA Reductase Inhibitors (Statins)
Proton Pump Inhibitors - PPIs

Drug Dosage Calcs/ Substance Levels: top of page

Blood Alcohol Calculator (BAC)
Digoxin Dosing Calc
Dilantin Dosing Calc
Ethylene Glycol Toxicity
Therapeutic Drug Levels

Electrolytes: top of page

Body Fluid Volumes
Calcium (hypocalcemia) treatment Calculator
Calcium and Vitamin D Calculator
Corrected Calcium calculator
Free Water Deficit

Hypertonic and Normal Saline Calc (original)
Hypertonic Saline 3% and 0.9NS Infusion Calc (Custom calculator)

Magnesium Dosing
Osmolality (serum ) Calculator
Osmolarity compounding Calc-powerful tool
Phosphate Dosing
Serum Na+ Level Prediction - based on 0.9NS
Sodium BICARBONATE deficit calculator
Sodium level correction for hyperglycemia

Urinary Indices - Renal failure index / FE-Na

Endocrinology top of page

Aging Males' Symptoms (AMS) scale
Androgen Deficiency in the Aging Male (ADAM Score)
Diabetic Database
HbA1c to Plasma Glucose - eAG
Hypothyroid - Levothyroxine Dosing calc
Insulin Mixing Tool - compatibility
Levothyroxine Dosing calculator
Sodium level correction for hyperglycemia

Financial Calculators: hot  top of page

FERS - CSRS Retirement Calculator
Financial Calculators (home)
Investment Calcs Annuities, 401k, Yield...
Loan Calculators - Simple, Deferment, Leasing
Mortgages, Balloon mortgages, Prepayment
Saving Calculator, tuition, reaching a million
Retirement calculators - 401k , Annuities.

Gastroenterology & Hepatology: top of page

Child-Turcotte-Pugh Score -chronic liver disease
Irritable bowel review + Rome III & Rome IVnew icon
Mayo Scoring System
MELD Score
Ransons Criteria

Rome III calculator
Rome IV calculator

Stool Osmotic Gap

Geriatrics top of page

Activities of daily living (ADL) assessment tool
ADAM (Androgen Deficiency in Aging Males)
Aging Males’ Symptom (AMS) scale
Beers Criteria - New Patient-specific reporting possible
Berg Balance Scale - Fall risk/balance assessment
Geriatric changes with age

Geriatric Depression Scale (GDS) - Short Version
Geriatric Depression Scale (GDS) - Long Version

International Index of Erectile Function (IIEF)
International Prostate Symptom Score (IPSS)
Medication Appropriateness Index Calc
Overactive Bladder 8-question Screener - (OAB-q)
Overactive Bladder Symptom Score (OABSS)
SLUMS-Screening for Cognitive Impairment in Older Adults
Urinary Incontinence Treatment /Symptom Calculator

Hematology top of page

Argatroban Nomogram, DTIs, other
INRs (elevated) Treatment (phytonadione)

Iron Dextran Dosing calculator (iron deficit)
Total Iron Deficit - equ appears in Cosmofer PI
Total Iron Deficit -Alternative equation

Warfarin Dosing Calculator - Multiple nomograms
Warfarin Dose Estimation Calc
Warfarin maintenance Dose consult tool
Warfarin Inpt Nomogram and Dose Estimation

Home entertainment etc top of page

Home Theater / Speakers / Widescreen TV
Photo Resolution / Camera megapixel new icon

Infectious Disease: top of page

ADVANCED Pharmacokinetics 2012
ADVANCED Pharmacokinetics 2010 - 2011
Aminoglycosides and Vanco (Original calc)

APACHE II-severity-of-disease classification
Colistin dosing calc (BETA)
Desensitization protocol -12 step

Dosing by levels- SINGLE Level - Vancomycin
Dosing by levels full version
Dosing by levels(quick version)

Infectious Disease - Drug of Choice bacteria icon

Men's Health top of page

Androgen Deficiency in the Aging Male (ADAM Score)
Aging Males' Symptoms (AMS) scale
International Index of Erectile Function (IIEF-5)
Sexual Health Inventory for Men (SHIM) score

Neurology top of page

Benzodiazepine Converter
Epidural recipes / calc
Infectious Disease - Drug of Choice
Phenytoin Dosing Calculator and analysis

Nephrology: top of page

Clearance Equations

CKD Epidemiology Collaboration (CKD-EPI)
Creatinine Clearance Adult
Creatinine Clearance- Pediatric
CrCL- Obese Patient (Salazar and Corcoran)
Creatinine Clearance - Multi-calc hot
CrCL - Unstable Renal Function MULTI-calc
CrCL -IDMS-traceable MDRD Study Equation
Creatinine Clearance / GFR- Multi-calc

Gender-Spec Formula Est 24h Urine Protein

NUTRITION (TPN, Dieting calc, Fiber, etc) top of page

Adjusted body weight (AjBW) and (IBW) calc
Amino acid (essential) dietary calc
Basal Energy Expenditure (BEE equation)
Body Mass Index (BMI)
Calcium and Vitamin D Calculator
Daily Fiber Requirements based on AGE
Dieting Calculator

Energy Requirements in ICU patients- Ireton-Jones
Harris-Benedict -basal metabolic rate
Harris-Benedict Equation (updated)- BMR
Institute of Medicine (IOM)- LATEST Equation

Oxalate content Calculator
Protein requirements (daily)hot

RESTING Metabolic Rate (RMR)
Schofield equation (BMR)

Soluble Fiber Calc -Cholesterol lowering hot
TOTAL Fiber Calculator - great tool for dieters.

Total Parenteral Nutrition -TPN Calculator

Oncology: top of page

Absolute Neutrophil Count (ANC) Calc
Advanced Opioid (Pain Mgmt) Converter

Body Surface Area-BSA
Body Surface Area - Multi-calc hot

Carboplatin - AUC Calculator hot
NSAID Selection Calculator

PAIN Management top of page

Epidural recipes / calc
Fentanyl Patch Converter

NSAID Selection Calculator new icon

Opioid Converter (advanced)
Opioid Conversions Calc (original - single agent)

Pharmacokinetics: top of page

Adjusted body weight (AjBW) and (IBW) calc
Aminoglycosides and Vanco (Original calc)

Clearance Equations

-CKD Epidemiology Collaboration (CKD-EPI)
-Creatinine Clearance Adult
-Creatinine Clearance- Pediatric
-CrCL- Obese Patient (Salazar and Corcoran)
-Creatinine Clearance - Multi-calc hot
-CrCL - Unstable Renal Function MULTI-calc
-CrCL -IDMS-traceable MDRD Study Equation
-Creatinine Clearance - Multi-calc 2012 EDITION

Cytochrome P450 Analysis Tool
Dosing by levels (Full)
Dosing by levels - pharmacokinetics (quick)
Non-Steady State kinetics

Pharmacokinetics -Multiple Ke (Advanced version)
Pharmacokinetics 2010 - 2011
Pharmacokinetic dosing -aminoglycosides/Vanco

Trough drawn early? - Estimation Tool
Vancomycin SINGLE Level-(dosing by levels) led
Vancomycin - Predicted Trough-Level drawn early

Psychiatry top of page

Benzodiazepine Dose Conversions
Blood Alcohol Calculator (BAC)
Therapeutic Drug Levels

Geriatric Depression Scale (GDS) - Short Version
Geriatric Depression Scale (GDS) - Long Version

Rheumatology top of page

NSAID Selection Calculator new icon
Rheumatology calculator - DMARD therapy

Statistics top of page

Number needed to treat (NNT) Calculator
Odds Ratio

Urology top of page

  1. International Prostate Symptom Score (IPSS): consists of 8 questions (the original  American Urological Association symptom score (AUA-7)) plus one additional quality of life question.

  2. Urinary Incontinence Treatment /Symptom Calculator

  3. Overactive Bladder Symptom Score (OABSS):  a reliable, valid and highly responsive tool to fluctuations in overactive bladder symptoms.

  4. International Index of Erectile Function (IIEF) (also known as the SHIM Questionnaire).

  5. Overactive Bladder 8-question Screener - (OAB-q).

  6. ADAM (Androgen Deficiency in Aging Males) questionnaire consists of 10 questions that help determine if a male patient suffers from androgen deficiency.

  7. Aging Males’ Symptom (AMS) scale allows for a more quantitative assessment of testosterone deficiency (TD) compared to the ADAM score.

  8. Gender-Specific: Estimate 24-Hour Urine Protein from Protein to Creatinine Ratio
  9. Urinary Indices

Disclaimer  top of page

All calculations must be confirmed before use. The authors make no claims of the accuracy of the information contained herein; and these suggested doses are not a substitute for clinical judgment. Neither GlobalRPh Inc. nor any other party involved in the preparation of this program shall be liable for any special, consequential, or exemplary damages resulting in whole or part from any user's use of or reliance upon this material.  PLEASE READ THE DISCLAIMER CAREFULLY BEFORE ACCESSING OR USING THIS SITE. BY ACCESSING OR USING THIS SITE, YOU AGREE TO BE BOUND BY THE TERMS AND CONDITIONS SET FORTH IN THE DISCLAIMER.   Read the disclaimer
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