GLP-1 Injection
Dose Calculator

Convert your prescribed dose to syringe units. Works with compounded tirzepatide and semaglutide drawn from multi-dose vials.

⚠️

Medical Disclaimer: For informational purposes only. Not medical advice. Always follow your prescriber's exact instructions. Compounded GLP-1 medications may use different concentrations depending on the pharmacy and formulation. Always confirm your vial concentration and dosing instructions before calculating syringe units.

Dose → Units Calculator

mg
⚡ Your Rx switches from 9 mg/mL → 18 mg/mL at the 7.5mg dose. Verify your vial label carefully before drawing.
mg
mg
mg/mL

— enter your dose and calculate —
Draw this many units
units
Volume to draw
Dose ÷ Concentration
// syringe fill — U-100 · 1 mL

Common Titration Schedules

Many providers use a gradual step-up schedule when prescribing GLP-1 medications, increasing the dose every four weeks as tolerated. The specific doses, timing, and concentrations used may vary depending on the patient, provider, and compounding pharmacy.

Compounded GLP-1 medications may use different concentrations depending on the pharmacy and formulation. Always confirm your vial concentration and dosing instructions with your provider before calculating syringe units.

Learn more about GLP-1 titration →

FDA Titration Schedules — Reference Only

Reflects FDA-approved brand-name labeling. Compounded protocols may vary. Always follow your prescriber's instructions.

MedicationStartStepsMaxFrequency
Semaglutide0.25 mg↑ q4 wks · 0.5 → 1.0 → 1.72.4 mgWeekly
Tirzepatide2.5 mg↑ q4 wks · 5 → 7.5 → 10 → 12.515 mgWeekly
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GLP-1 Injection Tracker

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