Topiramate

Drug Usage Statistics, United States, 2004 - 2014

Number of Prescriptions Over Time (2004 - 2014)

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
2004 150 -
2005 115  35
2006 94  21
2007 99  5
2008 96  3
2009 95  1
Year Rank Change
2010 73  22
2011 77  4
2012 81  4
2013 99  18
2014 79  20

Patient Out-Of-Pocket Cost Over Time (2004 - 2014)

"Out-of-pocket" cost refers to the payment made by the patient (either cash price or the copay amount). This value does not include reimbursement from a third party payer (eg, Medicare or private insurance) and does not represent the total drug cost.

Usage Statistics of Related Drugs

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: Janssen Pharmaceuticals Inc
First dosage form: Tablet (oral)

Prescription data source: Medical Expenditure Panel Survey (MEPS) 2004-2014. Agency for Healthcare Research and Quality (AHRQ), Rockville, MD. ClinCalc DrugStats Database version 17.0. Read more about the ClinCalc DrugStats database.

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Updated Mar 4, 2017
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