---
title: "Humalog Day Supply Calculator &amp; Examples | Alabama Pharmacy Tech"
description: "Calculate Humalog (insulin lispro) days supply. Worked example: 17 days with step-by-step pharmacy math."
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[

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Insulin

# Humalog Day Supply Calculator

Generic: **insulin lispro** · 100 units/mL · 10 mL vial (1,000 units) or 3 mL KwikPen (300 units)

[Open free days supply calculator](/tools/days-supply-calculator)

## Worked example

Inject 8 units before meals three times daily plus 12 units at bedtime

Dispensed

2 KwikPens (600 units)

Daily use

36 units/day (8+8+8+12)

17

days supply

1.  Total units = 2 pens × 300 units = 600 units
2.  Daily use = 8 units × 3 meals + 12 units at bedtime = 36 units/day
3.  Days supply = 600 ÷ 36 = 16.7 → round to 17 days

## Alabama Days Supply Cheat Sheet

One printable page with the days supply math Alabama pharmacies check at the bench and on every insurance claim.

One-time download $1 

-   Tablets, capsules, and tapers using the whole number rounding Alabama pharmacies expect 
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Get the $1 cheat sheet

The days supply calculator stays free. Built by Tyler Dalton, PharmD.

## Meet your Alabama training requirement

Days supply is the math you will use at the bench. Alabama Pharm Tech is ALBOP-approved training that walks you through this math step by step, plus everything else you need to finish on time.

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## Product details

-   **Brand:** Humalog
-   **Generic:** insulin lispro
-   **Strength:** 100 units/mL
-   **Typical package:** 10 mL vial (1,000 units) or 3 mL KwikPen (300 units)
-   **Example NDC:** 00002-7510-01
-   **Calculator tab:** Use the insulin section in our tool

## Pharmacy tech tips

-   Humalog is rapid-acting — add all meal and correction doses for daily units. 
-   Carb-counting patients may vary meal doses; confirm with pharmacist if SIG is unclear. 

## Frequently asked questions

### Humalog day supply with multiple daily doses?

Add every listed dose for the day, then divide total units dispensed by that daily total.

## Related Insulin guides

[Lantus day supply](/tools/days-supply-calculator/lantus)[NovoLog day supply](/tools/days-supply-calculator/novolog)[Tresiba day supply](/tools/days-supply-calculator/tresiba)[Levemir day supply](/tools/days-supply-calculator/levemir)[Basaglar day supply](/tools/days-supply-calculator/basaglar)[Toujeo day supply](/tools/days-supply-calculator/toujeo)

## Run the numbers with a free calculator

Same math, done for you. Enter the quantity and sig and get the day supply in seconds.

-   [Insulin Day Supply Calculator Vials and pens converted to units, divided by total daily units ](/tools/insulin-day-supply-calculator)
-   [Refill Calculator Next refill date, run out date, and the earliest date insurance will pay ](/tools/refill-calculator)
-   [Free Tools Calculators and quick-reference guides for pharmacy technicians ](/tools)
-   [Days Supply Calculator Calculate days supply for tablets, liquids, inhalers, insulin, and eye drops ](/tools/days-supply-calculator)
-   [Eye Drop Day Supply Calculator mL to drops, one eye or both, with bottle size quick reference ](/tools/eye-drop-day-supply-calculator)
-   [Tablet Day Supply Calculator Pills and capsules, including every other day and weekly sigs ](/tools/tablet-day-supply-calculator)
-   [mg to mL Dose Calculator Convert a milligram dose to millilitres and get the liquid days supply ](/tools/liquid-dose-calculator)
-   [Cream Day Supply Calculator Grams per day with a fingertip unit chart by body area ](/tools/cream-day-supply-calculator)
-   [Inhaler Day Supply Calculator Actuations divided by puffs per day for albuterol and maintenance inhalers ](/tools/inhaler-day-supply-calculator)

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