Allopurinol

Drug Usage Statistics, United States, 2008 - 2018

Allopurinol Summary for 2018

Estimated number of prescriptions in the United States 16,374,431
Top drug rank #49 ( 5)
Average total drug cost $16.23 (USD)
Average out-of-pocket cost $7.37 (USD)

Number of Prescriptions Over Time (2008 - 2018)

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
2008 77  5
2009 67  10
2010 77  10
2011 67  10
2012 52  15
2013 48  4
Year Rank Change
2014 63  15
2015 56  7
2016 52  4
2017 54  2
2018 49  5

Drug Cost Over Time (2008 - 2018)

  • 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.

Related Drugs

Drug Name Total Prescriptions (2018)
Allopurinol (this drug) 16,374,431
Febuxostat 1,135,281

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
  • Lopurin
  • Zyloprim
  • Aloprim
Generic Drug Synonyms and Salts
  • Allopurinol Sodium
  • Allopurinol

FDA Approval Information

Established Pharmacologic Class (EPC): Xanthine Oxidase Inhibitor
Initial FDA approval date: Prior to January 1, 1982
First FDA applicant: Rx
First dosage form: Tablet (oral)

Prescription data source: Medical Expenditure Panel Survey (MEPS) 2008-2018. Agency for Healthcare Research and Quality (AHRQ), Rockville, MD. ClinCalc DrugStats Database version 21.1. 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 Jan 18, 2021
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