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 1 -
2005 1 0
2006 2  1
2007 4  2
2008 6  2
2009 7  1
Year Rank Change
2010 10  3
2011 10 0
2012 9  1
2013 7  2
2014 5  2

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 Name Total Prescriptions (2014)
Simvastatin 81,518,801
Atorvastatin (this drug) 74,227,209
Pravastatin Sodium 29,717,750
Rosuvastatin Calcium 24,760,854
Lovastatin 12,970,784
Ezetimibe; Simvastatin 3,612,666

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
  • Lipitor
Generic Drug Synonyms and Salts
  • Atorvastatin Calcium
  • Atorvastatin Calcium Trihydrate
  • Atorvastatin

FDA Approval Information

Established Pharmacologic Class (EPC): HMG-CoA Reductase Inhibitor
Initial FDA approval date: 12/17/1996
First FDA applicant: Pfizer 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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