🔁 Dual-Mode

Reverse Calculator

Know your target dose? Calculate the exact syringe volume. Or start from syringe units and find your dose. Fully bidirectional with visual feedback.

🎯 Dose → Syringe Volume 💉 Units → Dose (mg)

⚗️ Vial & Target Specs

Total Vial Size (mg)

Bacteriostatic Water Added (ml)

Your Target Dose (mg) Enter the dose you want to administer.

Pull Syringe To

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Units (U-100)

Volume Equivalency

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ml (cc)

Syringe Visualization (U-100)

0u25u50u75u100u

Two modes, one tool — calculate in whichever direction suits your workflow.

🎯

Enter your target dose in mg along with vial size and BAC water. The calculator shows exactly how many units to draw on your U-100 syringe.

💉

Know how many units you're drawing but need the dose in mg? Switch modes and enter your syringe units to instantly see the corresponding dose.

📐

The interactive syringe diagram shows exactly where to pull the plunger, giving you a clear visual reference for accurate dosing every time.