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Adult Dosing Calculators

Therapeutic drug monitoring and pharmacokinetic dosing calculators

11 calculators
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Aminoglycoside Pharmacokinetic Dosing

Pharmacokinetic dosing for aminoglycosides (gentamicin, tobramycin, amikacin) using Hartford extended-interval nomogram or traditional Sawchuk-Zaske pharmaco...

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Carbamazepine Therapeutic Drug Monitoring

Therapeutic drug monitoring for carbamazepine. Calculates dose adjustments based on serum concentration, accounting for autoinduction and pseudolinear pharma...

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Digoxin Dosing (Jelliffe / Jusko Methods)

Calculates digoxin loading and maintenance doses using Jelliffe total body stores method or Jusko/Koup pharmacokinetic method with Koda-Kimble clearance esti...

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Gentamicin Dosing Calculator

Specific gentamicin dosing calculator for extended-interval (once-daily) or traditional multiple-daily dosing, with Hartford and Urban-Craig nomogram support.

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Lithium Carbonate Dosing

Lithium dosing calculator using pharmacokinetic methods (Winter, Yukawa, Zetin) with creatinine clearance-based clearance estimation. Therapeutic range 0.6-1...

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N-Acetylcysteine (NAC) Dosing for Acetaminophen Overdose

Calculates NAC dosing for acetaminophen overdose based on Rumack-Matthew nomogram and provides standard 21-hour IV and oral protocols.

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Phenytoin Therapeutic Drug Monitoring

Phenytoin pharmacokinetic dosing and Winter-Tozer corrected total concentration for hypoalbuminemia. Includes loading dose and maintenance dose calculations.

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Corticosteroid Conversion Calculator

Converts between systemic corticosteroid doses using standard equivalent potency table. Includes glucocorticoid and mineralocorticoid activity.

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Theophylline Dosing

Theophylline and aminophylline loading and maintenance dosing with adjustment factors for age, smoking, cardiac disease, liver disease, and drug interactions.

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Valproic Acid Therapeutic Drug Monitoring

Valproic acid pharmacokinetic dosing and therapeutic monitoring with adjustments for enzyme induction, liver disease, and nonlinear protein binding.

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Vancomycin AUC/MIC-Based Dosing

Vancomycin dosing and monitoring based on AUC/MIC target of 400-600 mg*h/L using first-order pharmacokinetic equations (trapezoidal method) or Bayesian appro...

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⚠️ Medical Disclaimer: All calculators on this site are for educational and clinical decision-support purposes only. They are not a substitute for professional medical advice, diagnosis, or treatment. Always verify calculations independently and exercise clinical judgment.