Insulin Aspart

Drug Usage Statistics, United States, 2014 - 2023

Insulin Aspart Summary for 2023

Top drug rank	#102 ( 26)
Estimated number of prescriptions in the United States (2023)	6,835,070
Estimated number of patients in the United States (2023)	1,683,030

Average total drug cost (USD)
Per prescription	$900.65
Per day of therapy	$15.27/day
Average out-of-pocket cost (USD)
Per prescription	$93.14
Per day of therapy	$1.73/day

Total Prescriptions and Patients Per Year (2014 - 2023)

Rank of Top Drugs Over Time

"Rank" refers to the frequency that a given medication is prescribed within a calendar year compared to all other medications. A rank of "4" would indicate that the medication was the fourth most commonly prescribed medication.

Year	Rank	Change
2014	81	97
2015	85	4
2016	87	2
2017	55	32
2018	74	19

Year	Rank	Change
2019	85	11
2020	80	5
2021	71	9
2022	76	5
2023	102	26

Drug Cost Over Time (2014 - 2023)

Cost Per Prescription Fill: Average cost per filled prescription regardless of how many days of therapy the prescription is filled for (e.g. 10 days, 30 days, 90 days, etc.)
Cost per Day of Therapy: The average cost per prescription fill divided by the days of therapy. For example, a 10-day antibiotic course costing $30 would be $3 per day. Similarly, a 30-day supply of an oral antihypertensive costing $30 would be $1 per day.

Total cost: The average total cost of the medication including the out-of-pocket cost (see below) plus the amount paid by other parties (Medicare, Medicaid, private insurance, Veterans Administration, TRICARE, other state/federal sources, Worker's compensation, and other miscellaneous sources)
Out-of-pocket cost: The average payment made by the patient which may include deductibles, coinsurance, copayments, or the cash price paid without insurance coverage.

Cost Per Prescription Fill (USD)

Cost Per Day of Therapy (USD/day)

Distribution of Dispensed Dosage Forms (2023)

Dosage Form	Strength	% of Dispensed Products
Injection	100 unit/ml	72.0%
Solution	100 unit/ml	27.2%
Other, unspecified, or misc.		0.8%

Distribution of Days Supplied (2023)

"Days supply" is defined as the number of days that a prescription should last. For example, a prescription of 60 tablets that is taken twice daily has a day supply of 30 days.

Related Drugs

Drug Name	Total Prescriptions (2023)
Insulin Glargine	18,424,802
Insulin Lispro	8,053,452
Insulin Aspart (this drug)	6,835,070
Insulin Degludec	3,663,826
Insulin Detemir	3,584,061

Therapeutic Classes

Drug Synonyms

Drug synonyms are used during the sanitation and standardization process of "cleaning" the original data source (MEPS). Occassionally, brand names may be listed below that are no longer on the market or are very infrequently used.

Brand Name Synonyms

.Insulin Aspart Protamine And Insulin Aspart
Fiasp
Insulin Aspart Protamine And Insulin Aspart
Kirsty
Merilog
Novolog
Novolog Mix 70/30

Generic Drug Synonyms and Salts

Insulin Aspart Recombinant
Insulin Aspart

FDA Approval Information

Established Pharmacologic Class (EPC):	Insulin Analog
Initial FDA approval date:	8/27/2001
First FDA applicant:	A-s Medication Solutions
First dosage form:	Injection, Solution (intravenous; subcutaneous)

Prescription data source: Medical Expenditure Panel Survey (MEPS) 2014-2023. Agency for Healthcare Research and Quality (AHRQ), Rockville, MD. ClinCalc DrugStats Database version 2025.08. Read more about the ClinCalc DrugStats database.

All ClinCalc DrugStats figures and graphs on this page are licensed under Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0).

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Updated Apr 15, 2025

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