Sarawak General Hospital

Pharmacokinetics
Calculator Suite

Clinical dosing tools for therapeutic drug monitoring. Select a drug below to begin patient-specific PK calculations.

AG
Aminoglycosides
Gentamicin & Amikacin two-level dosing
Antibiotics
VC
Vancomycin
Two-level PK with AUC monitoring
Antibiotics
PT
Phenytoin
Adjusted level, loading & maintenance dose
Antiepileptic
VA
Valproic Acid
Loading dose & new maintenance dose
Antiepileptic
CB
Carbamazepine
New maintenance dose estimation
Antiepileptic
DG
Digoxin
LD, MD, withholding time & level prediction
Cardiac
TH
Theophylline
LD, withholding & new maintenance dose
Bronchodilator
BW
IBW / ABW
Ideal & adjusted body weight for obese patients
Utility

Aminoglycosides Calculator
Gentamicin & Amikacin — Two-level pharmacokinetic dosing
Step 1 — Drug & Patient Data
kg
mcg/ml
mcg/ml
hr
mg
hr
hr
hr
hr
Step 2 — New Dose Targets
mcg/ml
mcg/ml
hr
mg
Vancomycin Calculator
Two-level pharmacokinetic dosing with AUC monitoring
Step 1 — Patient Data Entry
mcg/ml
mcg/ml
hr
mg
kg
hr
hr
doses
hr
hr
Step 2 — New Dose Targets
mcg/ml
mcg/ml
hr
mg
Phenytoin Calculator
Adjusted level, loading dose & maintenance dosing
Step 1 — Patient Condition & Level
g/L
mcg/ml
kg
Step 2 — Loading & Maintenance Dose
mcg/ml
mg/day
mcg/ml
mg
mg/day
Valproic Acid Calculator
Loading dose & new maintenance dose estimation
Patient Data Entry
kg
mcg/ml
mg/day
mg
mcg/ml
mg/day
Carbamazepine Calculator
New maintenance dose estimation
Patient Data Entry
kg
mcg/ml
mg/day
mcg/ml
mg/day
Digoxin Calculator
Loading dose, maintenance dose & level prediction
Step 1 — Patient Data
years
kg
mcmol/L
mcg/day
ng/ml
Step 2 — Dosing Targets
ng/ml
mcg
ng/ml
mcg
ng/ml
days
Theophylline Calculator
Loading dose, withholding time & new maintenance dose
Patient Data Entry
kg
mg/day
mcg/ml
mcg/ml
mg
mcg/ml
days
mcg/ml
mg/day
IBW & ABW Calculator
Ideal and Adjusted Body Weight for obese patients
Usage Guide: Use IBW for Theophylline, Digoxin and Valproic Acid if patient is obese. Use ABW for Aminoglycosides if TBW > 1.25 × IBW.
Adult
cm
kg
Children ≤ 5 feet (≤ 152 cm)
cm
kg
Children ≥ 5 feet (≥ 152 cm)
cm
kg