Drug Usage Statistics, United States, 2006 - 2016

Number of Prescriptions Over Time (2006 - 2016)

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
2006 60  7
2007 58  2
2008 38  20
2009 26  12
2010 27  1
2011 14  13
Year Rank Change
2012 13  1
2013 18  5
2014 21  3
2015 21 0
2016 21 0

Patient Out-Of-Pocket Cost Over Time (2006 - 2016)

"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 (2016)
Sertraline Hydrochloride 37,105,238
Citalopram (this drug) 26,387,590
Trazodone Hydrochloride 25,300,258
Escitalopram Oxalate 25,240,490
Fluoxetine Hydrochloride 23,729,287
Paroxetine 12,222,862

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
  • Celexa
Generic Drug Synonyms and Salts
  • Citalopram Hydrobromide
  • Citalopram

FDA Approval Information

Established Pharmacologic Class (EPC): Serotonin Reuptake Inhibitor
Initial FDA approval date: 7/17/1998
First FDA applicant: Rx
First dosage form: Tablet (oral)

Prescription data source: Medical Expenditure Panel Survey (MEPS) 2006-2016. Agency for Healthcare Research and Quality (AHRQ), Rockville, MD. ClinCalc DrugStats Database version 19.1. Read more about the ClinCalc DrugStats database.


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Updated Jul 19, 2018
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