With 1 mL bacteriostatic water
48.0 units
Page last checked
Reconstitution · Survodutide
Survodutide reconstitution calculator
Pick the vial, the water you added and the dose. Get the exact draw in units for the syringe in your hand.
Step 1 of 4
- total mg in the calculation
- mL used in the calculation
- mg
This vial holds 10 mg in total.
- match the size on the package
U-100 insulin syringe · 1 mL · lines every 2 units · 1 unit = 0.01 mL
Draw to
96.0units
96.0 units on a U-100 insulin syringe · 1 mL · lines every 2 units, which is 0.96 milliliters. The draw lands on a syringe line.
10 mg ÷ 2 mL = 5.00 mg/mL
→ 50 mcg/unit · 4.8 mg = 0.960 mL = 96.0 units
→ 50 mcg/unit · 4.8 mg = 0.960 mL = 96.0 units
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Show the math and syringe details
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How to use the calculator
- 1
Enter the amount in the vial
- 2
Enter the water you added
- 3
Enter the dose you want to convert
Survodutide is an experimental weekly injection being studied for weight loss and a liver disease called MASH. It acts on GLP-1 and glucagon signals. Sellers offer unapproved survodutide to people seeking weight loss.
A phase 2 trial reported average weight loss over 46 weeks. Larger phase 3 trials are underway, and survodutide does not have FDA approval.
Examples using 10 mg of Survodutide
Each row uses 10 mg and the liquid volume shown. Dividing the amount by that volume gives the calculated concentration. The rows are arithmetic examples, not alternative product preparations.
◆ How liquid volume changes the resultdose used: 4.8 mg
With 2 mL bacteriostatic water
96.0 units
| Bacteriostatic water | Concentration | Per U-100 unit | Draw for 4.8 mg | Nearest syringe line |
|---|---|---|---|---|
| 1 mL | 10.00 mg/mL | 100.0 mcg | 48.0 u · 0.480 mL | exactly 48 u |
| 2 mL | 5.00 mg/mL | 50.0 mcg | 96.0 u · 0.960 mL | exactly 96 u |
The amount, liquid volume and dose shown here are the calculator’s starting example for Survodutide. Replace them with your own values. Every result in the table is calculated from those inputs.
Survodutide: when the calculated volume does not fit
Some survodutide presets produce a draw larger than the reference syringe can hold at the opening dose. That is a capacity limit in the example. It is not an instruction to change the mixture or use another syringe.
Open the mixing details3 notes
Read an overflow as a limit
The smaller vial and larger water volume spread the entered amount through more liquid. At the opening dose, the calculated draw can extend past the end of the reference barrel. The tool reports the overflow rather than presenting it as a usable syringe mark.
A number beyond the scale still describes the calculated volume. It does not describe a mark you can select on that syringe. Keep the capacity warning with the result; a unit count copied without it leaves out an essential limit.
Water changes concentration, not the amount available
With the vial amount and dose held fixed, adding more water increases the volume that contains that dose. Using less water decreases the volume. Neither change adds survodutide to the vial or increases the number of complete doses it contains.
This is why a larger draw and a longer supply are different questions. The draw depends on concentration. The calculated dose count depends on the amount in the vial divided by the amount entered for each dose.
A dose count is not a storage window
At the opening amount, even the larger example vial contains only a small number of complete doses. The count follows the current inputs, not the highest dose ever studied or a schedule inferred from another compound.
The supply display can show how that count changes when the inputs change. It cannot establish how long a prepared vial remains suitable for use. A calculated remainder, an assumed interval and a storage limit are separate facts; the arithmetic does not supply the missing ones.
Survodutide target doses were reached over time
The published dose-finding trial separated dose increases from maintenance treatment. Its highest weekly dose was a target reached during the study, not a starting instruction for someone using this calculator.
Read the supporting evidence3 supporting notes
The treatment period matters to the result
The study followed participants through a long period of increases and then a period at the maintenance dose. Reported weight changes describe that whole trial. The final dose alone does not explain how participants reached it.
A larger draw does not predict a larger benefit
The trial measured weight change and adverse events in separate dose groups. This tool measures neither. Raising its input changes the calculated volume, without showing how a person would respond or tolerate that amount.
Concentration remains a separate input
The milligrams in a trial report do not tell you the concentration of another vial. A draw can only be calculated from the strength and liquid volume entered; the study name cannot supply those missing details.
The treatment period matters to the result
The study followed participants through a long period of increases and then a period at the maintenance dose. Reported weight changes describe that whole trial. The final dose alone does not explain how participants reached it.
A larger draw does not predict a larger benefit
The trial measured weight change and adverse events in separate dose groups. This tool measures neither. Raising its input changes the calculated volume, without showing how a person would respond or tolerate that amount.
Concentration remains a separate input
The milligrams in a trial report do not tell you the concentration of another vial. A draw can only be calculated from the strength and liquid volume entered; the study name cannot supply those missing details.
Units to dose at 5.00 mg/mL
Mix 10 mg into 2 mL and one U-100 unit carries 50.0 mcg. The table shows how much peptide is in each numbered syringe line. These are conversion examples, not suggested doses.
Open the unit conversion table10 rows
| U-100 line | Volume | Mass (mcg) | Mass (mg) |
|---|---|---|---|
| 10 u | 0.10 mL | 500 mcg | 0.5 mg |
| 20 u | 0.20 mL | 1,000 mcg | 1 mg |
| 30 u | 0.30 mL | 1,500 mcg | 1.5 mg |
| 40 u | 0.40 mL | 2,000 mcg | 2 mg |
| 50 u | 0.50 mL | 2,500 mcg | 2.5 mg |
| 60 u | 0.60 mL | 3,000 mcg | 3 mg |
| 70 u | 0.70 mL | 3,500 mcg | 3.5 mg |
| 80 u | 0.80 mL | 4,000 mcg | 4 mg |
| 90 u | 0.90 mL | 4,500 mcg | 4.5 mg |
| 100 u | 1.00 mL | 5,000 mcg | 5 mg |
How the math works
- Concentration — divide the amount entered by the liquid volume used in the calculation: mg ÷ mL = mg/mL. This tells you how many mg are in each mL.
- Volume — the dose divided by that concentration: dose ÷ (mg/mL) = mL.
- Units — on a U-100 syringe one unit is 0.01 mL, so mL × 100 = units. A U-40 unit is 0.025 mL, so the wrong barrel is a 2.5× error. That is why the calculator asks which one you have.
- Rounding gap — the exact draw against the nearest syringe line: |exact − nearest line| ÷ exact × 100 = % difference.
Useful guides for this calculation
The math is only one part of the question. These guides cover the compound, published doses, side effects, mixing steps and supplies.
Survodutide dosing evidence, without an approved schedule
Every reaction on the survodutide page, with its frequency
Survodutide — class, half-life and regulatory standing
What each water volume does to the 10 mg survodutide vial
Reconstituting survodutide at 5 mg, step by step
Check the same draw on a vial that is not survodutide