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Cagrilintide 10 mg Vial: Reconstitution and Dosing Chart

How much bacteriostatic water to add to a 10 mg vial of Cagrilintide, the concentration you get, and a full dose-to-units chart.

Medical review pendingAmylin analogUpdated
Vial size
10 mg
With 2 mL water
5 mg/mL
common choice
10 units contain
0.5 mg
at 2 mL, U-100
Whole vial
200 units
2 mL on a U-100 scale

How much water to add

Bacteriostatic water only changes the concentration, not the amount of Cagrilintide in the vial. More water means more units per dose (easier to read), less water means fewer.

Cagrilintide 10 mg vial: concentration by water added
Water addedConcentration10 units contain1 mg isWhole vial
1 mL10 mg/mL1 mg10 u100 u
2 mL5 mg/mL0.5 mg20 u200 u
2.5 mL4 mg/mL0.4 mg25 u250 u
3 mL3.333 mg/mL0.333 mg30 u300 u

Calculator and full dosing table

Preset to the 10 mg vial. Change any value; the table below the result updates with it.

1Vial size
2Bacteriostatic water added
3Dose per injection
4Syringe (U-100)
Draw to
20units
= 0.2 mL on a 1 mL U-100 insulin syringe
10 mg vial2 mL water1 mg dose
Concentration
5 mg/mL
Doses per vial
10
Weeks (1 dose/wk)
10
Math only. It does not recommend a dose.

20 units (0.2 mL) on a 1 mL U-100 syringe: 1 mg from a 10 mg vial + 2 mL water (Cagrilintide).

Dosing table for a 10 mg vial

Syringe units (U-100) for each dose, by how much bacteriostatic water you add.

Cagrilintide: U-100 syringe units per dose for a 10 mg vial
Dose1 mL water2 mL water2.5 mL water3 mL water
0.25 mg2.556.257.5
0.5 mg51012.515
1 mg10202530
1.5 mg153037.545
2 mg20405060
2.5 mg255062.575

How the math works

Concentration is the vial's milligrams divided by the water you add. Volume to draw is your dose divided by that concentration. On a U-100 syringe, 1 mL is 100 units, so units = mL × 100.

10 mg ÷ 2 mL = 5 mg/mL
1 mg ÷ 5 mg/mL = 0.2 mL
0.2 mL × 100 = 20 units
20 units · 0.2 mL · 1 mg from 10 mg + 2 mL
Math only. The amounts in these tables are reference values for the arithmetic, not dose recommendations.

Where the doses for a 10 mg cagrilintide vial come from

Weekly subcutaneous cagrilintide in the dose-finding trial came as 0.3, 0.6, 1.2, 2.4 or 4.5 mg arms.[3]

Down at 0.16 mg weekly, the phase 1b trial held the smallest cagrilintide dose on file.[4]

What a 10 mg vial gives

10 mg cagrilintide vial, lower trial doses: a 0.3 mg dose gives 33 full doses per vial and draws 3 units at 1 mL (hard to measure accurately), 6 units at 2 mL, 9 units at 3 mL; a 0.6 mg dose gives 16 full doses per vial and draws 6 units at 1 mL, 12 units at 2 mL, 18 units at 3 mL; a 1.2 mg dose gives 8 full doses per vial and draws 12 units at 1 mL, 24 units at 2 mL, 36 units at 3 mL.

Calculated from vial mg 10; doses mg 0.3, 0.6, 1.2; water mL 1, 2, 3; u100 units per mL 100; injections per week 1. Formula: full doses = floor(vialMg / doseMg); units = doseMg / (vialMg / waterMl) x 100; flag units < 5 or > 100

10 mg cagrilintide vial, higher trial doses: a 2.4 mg dose gives 4 full doses per vial and draws 24 units at 1 mL, 48 units at 2 mL, 72 units at 3 mL; a 4.5 mg dose gives 2 full doses per vial and draws 45 units at 1 mL, 90 units at 2 mL, 135 units at 3 mL (more than a 100-unit syringe holds).

Calculated from vial mg 10; doses mg 2.4, 4.5; water mL 1, 2, 3; u100 units per mL 100; injections per week 1. Formula: full doses = floor(vialMg / doseMg); units = doseMg / (vialMg / waterMl) x 100; flag units < 5 or > 100

A 10 mg vial mixed with 1, 2 or 3 mL of water is 10, 5 or 3.33 mg/mL, so one U-100 unit holds 100, 50 or 33.3 mcg.

Calculated from vial mg 10; water mL 1, 2, 3. Formula: mg/mL = vialMg / waterMl; mcg per unit = vialMg / waterMl x 10

Is 10 mg a labelled cagrilintide strength?

With no labelled cagrilintide product, the 10 mg vial size cannot be matched to an FDA strength; the doses above are trial arms only.

Calculated from vial mg 10. Formula: compare vialMg with each labelled strength in mg (none exist)

The price dataset checked on 2026-10-02 holds 24 single-vial listings at 10 mg with a median of $108.5, which is $10.85 per mg.

Calculated from vial mg 10; listings 24; median 108.5; median per mg 10.85; source our price listings dataset. Formula: medianPerMg = median / vialMg

Common questions

How much water goes in a 10 mg vial of Cagrilintide?

That choice only changes the concentration. With 2 mL, a 10 mg vial is 5 mg/mL; with 1 mL it is 10 mg/mL. Less water means fewer units per dose and harder-to-read marks for small doses.

How many units is 1 mg from a 10 mg vial?

With 2 mL of water, 1 mg is 20 units on a U-100 syringe. With other water amounts, see the table.

How many doses are in a 10 mg vial?

Divide the vial size by the dose (in the same unit). The calculator on this page shows the number of whole doses for any dose you pick.

How many units is a 0.6 mg dose from a 10 mg cagrilintide vial?

Mixed with 2 mL of water the 10 mg vial is 5 mg/mL, so a 0.6 mg trial dose is 12 units on a U-100 syringe.

Calculated from vial mg 10; water mL 2; dose mg 0.6. Formula: units = doseMg / (vialMg / waterMl) x 100

More on Cagrilintide

Sources

  1. 1Metric (SI) Prefixes (NIST Reference on Constants, Units, and Uncertainty)National Institute of Standards and Technology (NIST) · 2025physics.nist.govAccessed 2 Oct 2026
  2. 2BASAGLAR (insulin glargine) injection, prescribing information (DailyMed)U.S. Food and Drug Administration / DailyMed (Eli Lilly and Company label) · 2026dailymed.nlm.nih.govAccessed 2 Oct 2026
  3. 3Once-weekly cagrilintide for weight management in people with overweight and obesity: a multicentre, randomised, double-blind, placebo-controlled and active-controlled, dose-finding phase 2 trial.Lancet (London, England) · 2021PMID 34798060Accessed 2 Oct 2026
  4. 4Safety, tolerability, pharmacokinetics, and pharmacodynamics of concomitant administration of multiple doses of cagrilintide with semaglutide 2·4 mg for weight management: a randomised, controlled, phase 1b trial.Lancet (London, England) · 2021PMID 33894838Accessed 2 Oct 2026

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