Veterinary Drug Dosing Calculator
Calculate drug dose volume by species weight, dose rate, drug concentration, and route of administration.
Inputs
Results
Dose per Administration
125 mg
Volume per Dose
2.5 mL
How to Use This Calculator
- Enter Body Weight, Dose Rate, and Drug Concentration.
- Set Route of Administration, Injectable (IV/IM/SC), and Oral.
- Adjust Topical, Doses per Day as needed.
- Review Dose per Administration (mg) and Volume per Dose (mL).
- Use Route-Adjusted Dose (mg) and Daily Dose (mg) to inform your decision.
How the result changes with Body Weight
| Body Weight | Dose per Administration | Volume per Dose |
|---|---|---|
| 100 | 500 mg | 10 mL |
| 350 | 1,750 mg | 35 mL |
| 650 | 3,250 mg | 65 mL |
| 900 | 4,500 mg | 90 mL |
What each input means
- Body Weight
- Animal body weight in kilograms.
- Dose Rate
- Prescribed dose rate per kilogram body weight.
- Drug Concentration
- Concentration of the drug formulation.
- Route of Administration
- Route affects bioavailability and dose adjustment.
- Doses per Day
- Dosing frequency (e.g., BID=2, TID=3).
- Treatment Duration
- Total days of treatment.
How this is calculated
Worked example, using the default values
- Identify Input Parameters4 parametersBody Weight = 25, Dose Rate = 5, Drug Concentration = 50, Route of Administration = 1 = 6 input(s) provided
- Calculate Dose per AdministrationDose per Administration125 = 125
- Calculate Volume per DoseVolume per Dose2.5 = 2.5
- Calculate Route-Adjusted DoseRoute-Adjusted Dose125 = 125
- Calculate Daily DoseDaily Dose250 = 250
Engine last updated . Checked against 2 independently-derived tests — how we verify calculators.
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