**Contents**show

KwikPen (“Pen”) is a disposable pre-filled pen containing 3 ml (300 units, 100 units/ml) of insulin. You can give yourself multiple doses using one Pen. The Pen dials 1 unit at a time. You can give from 1 to 60 units in a single injection.

## How much insulin is in an insulin pen?

Insulin pens: pens may be prefilled and disposable, or refillable (with insulin cartridges), although most pens are disposable. In both cases, each pen contains 3 mL of insulin. A very short, very thin needle is attached to the pen before a subcutaneous injection is administered.

## How long does a 3ml insulin pen last?

Now, logically starting at the logical start, a 3ml pen of U-100 insulin has 300 units, as there are 100 units per mL, which is where the whole “U-100” thing comes from (3 x 100 = 300). So if you take 12 units per day, the pen should seemingly last 25 days (300 ÷ 12 = 25), right?

## How many days does an insulin pen last?

Most modern insulins last between a month and six weeks at room temperature, once in use, depending on the brand and type.

## How many insulin pens do I need a month?

To quickly calculate the number of vials necessary for a 90-day supply of insulin, take the total daily dose (TDD) and divide by 10. For example, if a patient is taking isophane insulin 30 units b.i.d., the TDD is 60 units per day; 60 divided by 10 is six.

## How many doses are in a Lantus pen?

The Lantus^{®} SoloSTAR^{®} pen is a prefilled, disposable insulin pen that contains 300 Units of insulin glargine.

## How many ml is a lantus SoloSTAR pen?

Each cartridge contains 3 ml of solution for injection, equivalent to 300 units.

## How many units of insulin are in a 3ml pen?

KwikPen (“Pen”) is a disposable pre-filled pen containing 3 ml (300 units, 100 units/ml) of insulin. You can give yourself multiple doses using one Pen. The Pen dials 1 unit at a time.

## How many units is 3 mL of insulin?

Insulin vials have U-100 insulin. That means there are 100 units of insulin in each milliliter (mL) of insulin. Humalog® insulin comes in 3 mL (300 units) vials or 10 mL (1000 units) vials.

## How many units of Lantus is normal?

The usual starting dose of Lantus for people with type 2 diabetes is 0.2 units/kg. (There are about 2.2 lb/kg.) The maximum starting dose of Lantus is 10 units a day. Lantus is typically taken once a day, not twice a day.

## How do I know if my insulin pen is empty?

Look at the window in the pen to make sure the liquid is clear and has no color or specks. Do not use the pen if it is not clear, has a color or specks.

## Should I keep my insulin pen in the fridge?

PEN: Once used for the first time, insulin pens should not be stored in the fridge. Instead, they should be stored at CONTROLLED room temperature. The number of days you can use the pen will depend on which pen you use. Talk to your doctor or pharmacist.

## How long does Lantus pen last?

After its first use, don’t refrigerate the Lantus SoloStar pen. Keep it at room temperature only (below 86°F). After 28 days, throw your opened Lantus pen away—even if it still has insulin in it. Keep Lantus away from direct heat and light.

## How do you calculate insulin units?

Example

- Assume you weigh 160 pounds.
- Your total daily insulin dose (TDI) = 160 lbs ÷ 4 = 40 units.

## How do you calculate day supply for insulin pens?

To calculate the days’ supply for insulin, first calculate the total number of units to be dispensed by multiplying the number of units per milliliter by the number of milliliters to be dispensed. Then divide the total number of units to be dispensed by the number of units prescribed per day.

## Do I need to prime my insulin pens every time?

Priming means removing air bubbles from the needle, and ensures that the needle is open and working. The pen must be primed before each injection. To prime the insulin pen, turn the dosage knob to the 2 units indicator.