Calculators / Tirzepatide dose charts
Tirzepatide dose charts (mg → U-100 units)
Units to draw on a standard U-100 insulin syringe, for each common Tirzepatide vial size and BAC-water volume. Doses shown reflect ranges reported in published research — they are reference points for the math, not recommendations. For other numbers, use the live calculator.
5 mg vial
| Dose | + 1 mL water (5 mg/mL) | + 2 mL water (2.5 mg/mL) | + 3 mL water (1.67 mg/mL) |
|---|---|---|---|
| 2.5 mg | 50 u | 100 u | > syringe |
| 5 mg | 100 u | > syringe | > syringe |
| 7.5 mg | > syringe | > syringe | > syringe |
| 10 mg | > syringe | > syringe | > syringe |
| 15 mg | > syringe | > syringe | > syringe |
10 mg vial
| Dose | + 1 mL water (10 mg/mL) | + 2 mL water (5 mg/mL) | + 3 mL water (3.33 mg/mL) |
|---|---|---|---|
| 2.5 mg | 25 u | 50 u | 75 u |
| 5 mg | 50 u | 100 u | > syringe |
| 7.5 mg | 75 u | > syringe | > syringe |
| 10 mg | 100 u | > syringe | > syringe |
| 15 mg | > syringe | > syringe | > syringe |
15 mg vial
| Dose | + 1 mL water (15 mg/mL) | + 2 mL water (7.5 mg/mL) | + 3 mL water (5 mg/mL) |
|---|---|---|---|
| 2.5 mg | 16.7 u | 33.3 u | 50 u |
| 5 mg | 33.3 u | 66.7 u | 100 u |
| 7.5 mg | 50 u | 100 u | > syringe |
| 10 mg | 66.7 u | > syringe | > syringe |
| 15 mg | 100 u | > syringe | > syringe |
30 mg vial
| Dose | + 1 mL water (30 mg/mL) | + 2 mL water (15 mg/mL) | + 3 mL water (10 mg/mL) |
|---|---|---|---|
| 2.5 mg | 8.3 u | 16.7 u | 25 u |
| 5 mg | 16.7 u | 33.3 u | 50 u |
| 7.5 mg | 25 u | 50 u | 75 u |
| 10 mg | 33.3 u | 66.7 u | 100 u |
| 15 mg | 50 u | 100 u | > syringe |
Formula: units = dose ÷ concentration × 100 · concentration = vial mg ÷ water mL · Tirzepatide half-life ≈ 5 days (FDA label: Mounjaro (tirzepatide) prescribing information)
See also: Tirzepatide half-life & decay curve · Tirzepatide reconstitution calculator
Stop re-deriving this table
The Zyra Track app remembers your vials and concentrations, computes every draw, and tracks the protocol — Free during the founding period.
Zyra Track is a research and educational utility. Nothing on this page is medical advice, a dosing recommendation, or an endorsement of any compound. We never sell or source compounds and refuse sourcing questions. Consult a qualified clinician for decisions about your health.