Topiramate

Drug Usage Statistics, United States, 2008 - 2018

Topiramate Summary for 2018

Estimated number of prescriptions in the United States 8,648,513
Top drug rank #89 ( 11)
Average total drug cost $134.59 (USD)
Average out-of-pocket cost $12.06 (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 97  2
2009 96  1
2010 73  23
2011 77  4
2012 81  4
2013 99  18
Year Rank Change
2014 79  20
2015 77  2
2016 85  8
2017 78  7
2018 89  11

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.

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
  • Qudexy XR
  • Topamax
  • Topamax Sprinkle
  • Trokendi XR
Generic Drug Synonyms and Salts
  • Topiramate

FDA Approval Information

Established Pharmacologic Class (EPC): N/A
Initial FDA approval date: 12/24/1996
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.

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Updated Dec 6, 2020
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