Vet Drug Dose Calculator - Simple, Easy & Fast

Mg/kg • Tablets • Liquids • Injections • Dogs • Cats • All animals

Enter weight, dose (mg/kg or μg/kg), concentration & frequency. Get clean, copyable, printable results. Search for doses in our Vet Drugs List

Start Calculating

☑️ Precise mL output ☑️ Copy / Print in 1-click

Free Veterinary Drug Doses PDF Guide
Complete mg/kg dosing tables for small & large animals.

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Weight

Quick convert:

Dose (per kg)

If you enter μg/kg, we’ll convert to mg internally.

Dosage form

We’ll round tablets to the nearest ¼ tab when sensible.

Concentration (mg per tablet)

For liquids/injections use mg/mL.

Frequency

Show steps

See the math & unit conversions.

Why Our Tool?

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Completely Free Tool

You can use it for free, just search for vet drug calculator & you will find us.

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Forms that match reality

Tablets, liquids, or injections with smart rounding & precise mL outputs.

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Copy & Print

One-click copy for notes or discharge, and printer-friendly layout.

How it works

Enter patient weight and choose kg or lb (quick convert available).

Enter intended dose per kg and select mg/kg or μg/kg.

Choose the dosage form and provide concentration (mg/tab or mg/mL).

Select frequency (q24h, q12h, q8h, q6h, or custom every N hours).

Hit Calculate to get per-dose & per-day results. Copy/Print if needed.

Educational tool for veterinary professionals. Always verify doses against patient condition and official monographs.

References & recommended reading

Verify dosing with authoritative formularies and monographs. Explore best references in our library.

📘 Formularies & Monographs 🔎 Evidence-based Sources 🧑‍⚕️ Vet-focused

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Drug Handbooks

Formularies, dosing guides, and key references

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Vet-eBooks Library

3,000+ veterinary books

Need full-text references? Instant access to 3000+ veterinary books.

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Dose Calculator