Online calculator for the Acute Physiology and Chronic Health Evaluation (APACHE II) to predict hospital mortality based on 14 factors.

Online calculator to predict ICU mortality rates using a combination of three different estimation methods (APACHE II, SAPS II, and SOFA)

Online calculator for the Sequential Organ Failure Assessment (SOFA) to predict hospital mortality based on 6 organ dysfunction factors.

Online calculator for the Simplified Acute Physiology Score (SAPS II) to predict hospital mortality based on 17 factors.

Digoxin calculator to determine the optimal maintenance dose of digoxin for both heart failure and atrial fibrillation patients, based on the Bauman-DiDomenico and Koup-Jusko methods.

Advanced aminoglycoside pharmacokinetic calculator. Includes a variety of dosing strategies and calulation methods to determine an optimal gentamicin, tobramycin, or amikacin dose.

Advanced vancomycin pharmacokinetic calculator. Includes a variety of dosing strategies and calulation methods, including Bayesian modeling, to determine the optimal vancomycin dose.

Online calculator to convert equivalent doses of corticosteroid compounds.

Creatinine clearance calculator for estimating renal function (glomerular filtration rate) in adults.

Total phenytoin correction calculator converts a measured total phenytoin level to a corrected total and estimated free level. This calculator accounts for renal dysfunction, serum albumin level, age, and comorbidities.

Total parenteral nutrition (TPN) calculator to determine a patient's macronutrient requirements (dextrose, protein, and lipids)

GIR (glucose infusion rate) calculator for total parenteral nutrition (TPN)

Ideal body weight calculator for drug dosing, renal function estimation, nutritional assessment, and mechanical ventilation. Calculator includes percent ideal body weight, adjusted and nutritional body weight, lean body weight, BMI, and BSA.

Reference of drug dosing in obese and morbidly obese patients. Uses a variety of evidence-based references to support the use of ideal body weight, actual body weight, or an adjustment factor for drug dosing in this patient population.

Online calculator to convert equianalgesic doses of opioid narcotic analgesics.

Calculator to determine the minimum number of subjects to enroll in a study for adequate power.

Calculator to determine the post-hoc power of an existing study.

Phenytoin (Dilantin) calculator that corrects a total phenytoin level for concurrent valproic acid.

Printable extended-interval aminoglycoside nomograms.

Loading dose calculator for phenytoin (Dilantin) or fosphenytoin (Cerebyx)

CHADS2 calculator for evaluating ischemic stroke risk in patients with atrial fibrillation.

CHADS2-VAsc calculator for evaluating ischemic stroke risk in patients with atrial fibrillation.

HAS-BLED calculator for evaluating major bleeding risk in patients with atrial fibrillation.

Calculator to estimate enteral nutrition (tube feeding) needs in adults patients.

Summarized landmark critical care trials -- right at your fingertips!

Adaptive-learning flashcards and quizzes for the Top 250 Drugs

Calculate ASCVD scores seriously fast

Tool to convert OR (odds ratio) to RR (risk ratio) from logistic regression.

Tool to calculate the number needed to treat (NNT) between two independent groups.

Calculator to analyze a patient's enteral and parenteral nutrition intake, including calories, dextrose, protein, and lipids.

Conversion tool to calculate benzodiazepine equivalents (convert equivalent benzodiazepine doses).

Race- and sex-specific Pooled Cohort Equations to predict 10-year risk for a first hard ASCVD (atherosclerotic cardiovascular disease) event

Secure, online 10-year ASCVD calculation tool for Excel files

Source code for programming the 10-year ACC/AHA atherosclerotic cardiovascular disease (ASCVD) Pooled Cohort Equations.

Visually analyze the 10-year ACC/AHA atherosclerotic cardiovascular disease (ASCVD) Pooled Cohort Equations using 2D and 3D graphing techniques.

Calculates the estimated body mass lost due to amputation.

Advanced parenteral colistin (colistimethate sodium - CMS) pharmacokinetic and calculation tool. Utilizes the most updated, evidence-based literature for a variety of challenging patient populations.

Converts the newer IDMS (isotope dilution mass spectrometry) serum creatinine assay to the older, conventional assay (eg, alkaline picrate).

A full list of the Top 250 Drugs used in the mobile app FlashRX by ClinCalc. Each medication includes the brand name, generic name, and phonetic/audio pronunciation.

Tool to calculate the fragility index of a study, which is one metric of how robust the results of a study are. The fragility index is calculated by changing the status of a patient from a non-event to an event until statistical significance is lost (p>0.05). The fragility index is the number of patients required to lose statistical significance within a study.

Free outpatient prescription utilization statistics for the United States encompassing more than 3 billion prescriptions annually. ClinCalc DrugStats includes prescription frequency, average out-of-pocket costs, and comparative utilization data between similar medications. This database is used to derive an annual "top 200 drugs", "top 250 drugs", and "top 300 drugs" medication list.

Protamine dosing calculator for reversing heparin and low molecular weight heparins.

Free custom brand/generic drug name dictionary file for Microsoft Office Word and other word processing applications.

Educational game for healthcare students and professionals to learn the Top 250 Drugs